15 divided by 2 is 7 with a remainder of 1, or 7.5 as a decimal. In symbols: 15 ÷ 2 = 7.5.
| Form | Answer |
|---|---|
| Quotient and remainder | 7 remainder 1 |
| Decimal | 7.5 |
| Fraction | 15/2 |
| Mixed number | 7 1/2 |
| Percent | 750% |
Ask how many times 2 fits into 15. 2 × 7 = 14, and 2 × 8 = 16 is too big, so 2 goes into 15 exactly 7 times with 15 − 14 = 1 left over.
The remainder 1 is 1/2 of another 2, and 1 ÷ 2 = 0.5. So 15 ÷ 2 = 7 + 0.5 = 7.5.
Multiply back: 7 × 2 + 1 = 14 + 1 = 15. ✓
| Division | Answer |
|---|---|
| 14 ÷ 2 | 7 |
| 16 ÷ 2 | 8 |
| 15 ÷ 3 | 5 |
| 13 ÷ 2 | 6 R 1 |
| 17 ÷ 2 | 8 R 1 |
| 30 ÷ 2 | 15 |
| 15 ÷ 4 | 3 R 3 |
See also: factors of 15.
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