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 explain pls

Answer 1

Answer:

(1)536+ 648 =1184 (2) 8756+25 = 8781 (3) 8632 +6835= 15'467 (1)745-534=211 (2) 8967 -4234 = 4'733(3) 3456-452=3'004 (1) 67×24 16'00 (2) 645 × 8 5'160 (3)78646×52= 4'089'592.

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