1) Estimate 2598 to the nearest 100 a) 2600 b) 2500 c) 2590 2) Round 455 to the nearest 10 a) 450 b) 460 c) 440 3) Estimate to the nearest 1,000: 45,456  a) 45,500 b) 46,000 c) 45,000 4) Estimate: 3,673 - 322 = ______. Round to the nearest hundred. a) 3,500 b) 3,400 c) 3,300 5) Estimate: 22,065 + 3,047 = _____. Round to the nearest thousand. a) 24,000 b) 25,000 c) 26,000 6) Estimate: 215 + 829 = _____. Round to the nearest hundred. a) 1,000 b) 900 c) 1,200 7) Estimate: 920 - 786 = _____. Round to the nearest hundred. a) 130 b) 150 c) 100 8) Estimate: 688 + 72 = _____. Round to the nearest ten. a) 900 b) 760 c) 600

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