1) Estimate the sum: 19 + 64 = a) 70 b) 80 c) 90 d) 100 2) Estimate the sum: 47 + 25 = a) 80 b) 60 c) 70 d) 90 3) Estimate the difference of 345 and 159. a) 200 b) 400 c) 300 d) 100 4) A restaurant will serve pancakes to 25 adults and 13 children. Each person will eat 1 pancake. About how many pancakes should the cook make? a) 50 b) 40 c) 30 d) 60 5) Sunil has 45 toys and Amita has 62 toys. Which is the best estimate of how many toys they have together? a) 100 b) 110 c) 120 d) 90 6) Estimate the difference. Round each number to the nearest hundred, then subtract. 875−482 a) 300 b) 390 c) 400 d) 490

Estimation Quiz

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