100 divided by 8 is 12 with a remainder of 4, or 12.5 as a decimal. In symbols: 100 ÷ 8 = 12.5.
| Form | Answer |
|---|---|
| Quotient and remainder | 12 remainder 4 |
| Decimal | 12.5 |
| Fraction | 100/8 = 25/2 |
| Mixed number | 12 1/2 |
| Percent | 1250% |
Ask how many times 8 fits into 100. 8 × 12 = 96, and 8 × 13 = 104 is too big, so 8 goes into 100 exactly 12 times with 100 − 96 = 4 left over.
The remainder 4 is 4/8 of another 8, and 4 ÷ 8 = 0.5. So 100 ÷ 8 = 12 + 0.5 = 12.5.
Multiply back: 12 × 8 + 4 = 96 + 4 = 100. ✓
| Division | Answer |
|---|---|
| 99 ÷ 8 | 12 R 3 |
| 100 ÷ 7 | 14 R 2 |
| 100 ÷ 9 | 11 R 1 |
| 98 ÷ 8 | 12 R 2 |
See also: factors of 100.
Other numbers? Browse all division answers, the multiplication table or the fraction calculator.