Question

1. Find the sum by suitable rearrangement:
(a) 837 + 208 + 363
(b) 1962 + 453 + 1538 + 647​

Answer 1

Question:-

1. Find the sum by suitable rearrangement:

(a) 837 + 208 + 363

(b) 1962 + 453 + 1538 + 647

Answer :-

In rearrangement we can grouped the numbers for convenience of adding..

Question 1 Find the sum by suitable rearrangement: (a) 837 + 208 + 363 (b) 1962 + 453 + 1538 + 647

Solution:

(a) 837 + 208 + 363

⇒(837+363)+208

⇒1200+208= 1408

⇒(837+363)+208 = 1408

(b) 1962 + 453 + 1538 + 647

⇒ (1962 + 1538 )+(647+453 )

⇒ 3500 + 1100

⇒ 4600

⇒ (1962 + 1538 )+(647+453 ) =4600

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Answer 2

Answer:

Step-by-step explanation:

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