43 divided by 2 is 21 with a remainder of 1, or 21.5 as a decimal. In symbols: 43 ÷ 2 = 21.5.
| Form | Answer |
|---|---|
| Quotient and remainder | 21 remainder 1 |
| Decimal | 21.5 |
| Fraction | 43/2 |
| Mixed number | 21 1/2 |
| Percent | 2150% |
Ask how many times 2 fits into 43. 2 × 21 = 42, and 2 × 22 = 44 is too big, so 2 goes into 43 exactly 21 times with 43 − 42 = 1 left over.
The remainder 1 is 1/2 of another 2, and 1 ÷ 2 = 0.5. So 43 ÷ 2 = 21 + 0.5 = 21.5.
Multiply back: 21 × 2 + 1 = 42 + 1 = 43. ✓
| Division | Answer |
|---|---|
| 42 ÷ 2 | 21 |
| 44 ÷ 2 | 22 |
| 43 ÷ 3 | 14 R 1 |
| 41 ÷ 2 | 20 R 1 |
| 45 ÷ 2 | 22 R 1 |
| 86 ÷ 2 | 43 |
| 43 ÷ 4 | 10 R 3 |
See also: factors of 43.
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