Question

Estimate each of the following using general rule 1) 536 + 648 2) 8756 + 25 3) 8632 + 6835 1) 745 ‒ 534 2)8967 ‒ 4234 3) 3456 ‒ 452 1) 67 x 24 2)645 x 8 3)78646 x 52

Answer 1

ANS:

1)1185

2)8781

3)15467

1)211

2)4733

3)3004

1)1608

2)5160

3)4089592

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