Mathematics · Mathematical Operations
After interchanging '+' and '×', and the numbers '12' and '18', which of the following equations will hold true?
- 1(12 + 6) × 18 = 36
- 2(12 + 18) × 12 = 72
- 3(9 + 12) × 18 = 60
- 4(18 + 6) × 12 = 90✓
Correct answer
(18 + 6) × 12 = 90
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