Practicing Success
Practicing Success
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In a mathematical operation, plus means multiplication, minus means plus, divided means minus and multiplication means sum of digits of two numbers. Follow these rules and solve the following example. (6 × 7) – (8 × 9) – (10 × 11) = ? |
04 51 224 33 |
51 |
(6 × 7) – (8 × 9) – (10 × 11) ⇒(6 + 7) + (8 + 9) + (10 + 11) ⇒ 13 + 17 + 21 = 51 |
