In mathematics, a base N addition table defines the addition operation for numbers written in a base-50 number system. This page shows the base 50 addition table — every row header, column header, and sum below is written in base 50, not decimal. Print it directly from the page using the print button on the table.
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| + | 050 | 150 | 250 | 350 | 450 | 550 | 650 | 750 | 850 | 950 | A50 | B50 | C50 | D50 | E50 | F50 | G50 | H50 | I50 | J50 | K50 | L50 | M50 | N50 | O50 | P50 | Q50 | R50 | S50 | T50 | U50 | V50 | W50 | X50 | Y50 | Z50 | a50 | b50 | c50 | d50 | e50 | f50 | g50 | h50 | i50 | j50 | k50 | l50 | m50 | n50 | 1050 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 050 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 |
| 150 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 |
| 250 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 |
| 350 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 |
| 450 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 |
| 550 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 |
| 650 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| 750 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 850 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 950 | 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| A50 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A |
| B50 | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B |
| C50 | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C |
| D50 | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D |
| E50 | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E |
| F50 | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F |
| G50 | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G |
| H50 | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H |
| I50 | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I |
| J50 | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J |
| K50 | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K |
| L50 | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L |
| M50 | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M |
| N50 | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N |
| O50 | O | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O |
| P50 | P | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P |
| Q50 | Q | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q |
| R50 | R | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R |
| S50 | S | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S |
| T50 | T | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T |
| U50 | U | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U |
| V50 | V | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V |
| W50 | W | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W |
| X50 | X | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X |
| Y50 | Y | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y |
| Z50 | Z | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z |
| a50 | a | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a |
| b50 | b | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b |
| c50 | c | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c |
| d50 | d | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d |
| e50 | e | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e |
| f50 | f | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f |
| g50 | g | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g |
| h50 | h | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h |
| i50 | i | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i |
| j50 | j | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i | 1j |
| k50 | k | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i | 1j | 1k |
| l50 | l | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i | 1j | 1k | 1l |
| m50 | m | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i | 1j | 1k | 1l | 1m |
| n50 | n | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i | 1j | 1k | 1l | 1m | 1n |
| 1050 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 1G | 1H | 1I | 1J | 1K | 1L | 1M | 1N | 1O | 1P | 1Q | 1R | 1S | 1T | 1U | 1V | 1W | 1X | 1Y | 1Z | 1a | 1b | 1c | 1d | 1e | 1f | 1g | 1h | 1i | 1j | 1k | 1l | 1m | 1n | 20 |
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