Rucha has to find the result of 846 * 50 . She first finds 846 * 100 = 84 600. What should she do next on 84, 600 to get the result? Find the final answer.
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Answer :-
Ways to solve the question:
- Multiply 846 × 100, and subtract (84,600 ÷ 2) from 84,600.
- Multiply 846 × 5, then put a 0.
Way 1
Given:
⇒ 846 × 100
⇒ 84600
Required:
⇒ 846 × 50
∴ To find 846 × 50
⇒ Find 846 × 100
⇒ 84,600
⇒ Subtract (84600 ÷ 2) from 84,600.
⇒ 84,600 - 42,300
⇒ 42,300.
Way 2
⇒ To find 846 × 50
⇒ 846 × 5
⇒ 4,230
⇒ 42,300
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