Distributive Property Shortcut

Level 1

Use the distributive property to solve the following problem quickly:

What is 12 × 55 ? 12 \times 55?


The answer is 660.

Arron Kau by Arron Kau

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2 solutions

Mahdi Raza
Apr 23, 2020

12 × 55 = ( 10 + 2 ) × 55 ⟹ 550 + 110 ⟹ 660 12 \times 55 = (10+2) \times 55 \implies 550 + 110 \implies \boxed{660}

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X X
Sep 19, 2018

12 × 55 = 6 × 2 × 5 × 11 = 6 × 11 × 10 = 660 12\times55=6\times2\times5\times11=6\times11\times10=660

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