Tables de multiplication en 20 sous la forme d'une table de pythagore. La présentation des tables de multiplication sur la forme d'une table de Pythagore permet d'avoir une vision syntétique des tables de zéro à vingt en base 20.
× | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | 10 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F | G | H | I | J | 10 |
2 | 0 | 2 | 4 | 6 | 8 | A | C | E | G | I | 10 | 12 | 14 | 16 | 18 | 1A | 1C | 1E | 1G | 1I | 20 |
3 | 0 | 3 | 6 | 9 | C | F | I | 11 | 14 | 17 | 1A | 1D | 1G | 1J | 22 | 25 | 28 | 2B | 2E | 2H | 30 |
4 | 0 | 4 | 8 | C | G | 10 | 14 | 18 | 1C | 1G | 20 | 24 | 28 | 2C | 2G | 30 | 34 | 38 | 3C | 3G | 40 |
5 | 0 | 5 | A | F | 10 | 15 | 1A | 1F | 20 | 25 | 2A | 2F | 30 | 35 | 3A | 3F | 40 | 45 | 4A | 4F | 50 |
6 | 0 | 6 | C | I | 14 | 1A | 1G | 22 | 28 | 2E | 30 | 36 | 3C | 3I | 44 | 4A | 4G | 52 | 58 | 5E | 60 |
7 | 0 | 7 | E | 11 | 18 | 1F | 22 | 29 | 2G | 33 | 3A | 3H | 44 | 4B | 4I | 55 | 5C | 5J | 66 | 6D | 70 |
8 | 0 | 8 | G | 14 | 1C | 20 | 28 | 2G | 34 | 3C | 40 | 48 | 4G | 54 | 5C | 60 | 68 | 6G | 74 | 7C | 80 |
9 | 0 | 9 | I | 17 | 1G | 25 | 2E | 33 | 3C | 41 | 4A | 4J | 58 | 5H | 66 | 6F | 74 | 7D | 82 | 8B | 90 |
A | 0 | A | 10 | 1A | 20 | 2A | 30 | 3A | 40 | 4A | 50 | 5A | 60 | 6A | 70 | 7A | 80 | 8A | 90 | 9A | A0 |
B | 0 | B | 12 | 1D | 24 | 2F | 36 | 3H | 48 | 4J | 5A | 61 | 6C | 73 | 7E | 85 | 8G | 97 | 9I | A9 | B0 |
C | 0 | C | 14 | 1G | 28 | 30 | 3C | 44 | 4G | 58 | 60 | 6C | 74 | 7G | 88 | 90 | 9C | A4 | AG | B8 | C0 |
D | 0 | D | 16 | 1J | 2C | 35 | 3I | 4B | 54 | 5H | 6A | 73 | 7G | 89 | 92 | 9F | A8 | B1 | BE | C7 | D0 |
E | 0 | E | 18 | 22 | 2G | 3A | 44 | 4I | 5C | 66 | 70 | 7E | 88 | 92 | 9G | AA | B4 | BI | CC | D6 | E0 |
F | 0 | F | 1A | 25 | 30 | 3F | 4A | 55 | 60 | 6F | 7A | 85 | 90 | 9F | AA | B5 | C0 | CF | DA | E5 | F0 |
G | 0 | G | 1C | 28 | 34 | 40 | 4G | 5C | 68 | 74 | 80 | 8G | 9C | A8 | B4 | C0 | CG | DC | E8 | F4 | G0 |
H | 0 | H | 1E | 2B | 38 | 45 | 52 | 5J | 6G | 7D | 8A | 97 | A4 | B1 | BI | CF | DC | E9 | F6 | G3 | H0 |
I | 0 | I | 1G | 2E | 3C | 4A | 58 | 66 | 74 | 82 | 90 | 9I | AG | BE | CC | DA | E8 | F6 | G4 | H2 | I0 |
J | 0 | J | 1I | 2H | 3G | 4F | 5E | 6D | 7C | 8B | 9A | A9 | B8 | C7 | D6 | E5 | F4 | G3 | H2 | I1 | J0 |
10 | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | A0 | B0 | C0 | D0 | E0 | F0 | G0 | H0 | I0 | J0 | 100 |