We can also remember the 9 times table because the tens digits go up by 1 with each new times table and the units digits decrease by 1 with each new times table. The only exception is 11 × 9 = 99, which can be remembered because we simply repeat the digit 9.
The numbers in the 9 times table up to 12 × 9 have digits that add up to make 9. For these answers, we subtract one from the number we are multiplying by 9 to find the tens digit and the units digit is the number that we add to the tens digit to make a sum of 9. To learn the 9 times table, remember that we can use a times table trick to memorise the answers up to 10 × 9.
The 9 times table is made by counting up in nines as shown:
0 kommentar(er)
