Addition
Find 4,153 + 2,988.
7,141
Find 40,700 - 23,984.
16,716
Estimate the difference by rounding each number to the nearest ten.
17,586 - 9,483
17,590 - 9,480 = 8,110
Find the sum.
572,941 + 181,662
754,603
Find 92,425 + 31,675.
124,100
Find 8,052 - 1,205.
6,847
Estimate the sum by rounding each number to the nearest ten.
651,198 + 49,753
651,200 + 49,750= 700,950
Find the difference.
651,784 - 482,638
169,146
Find 22,283 + 14,169.
36,452
Find 20,008 - 16,074.
3,934
Estimate the sum by rounding each number to the nearest hundred.
995,275 + 4,921
995,300 + 4,900 = 1,000,200
Find the sum.
142,968 + 44,456
187,424
Find 47,676 + 16,521.
64,197
Find 70,000 - 25,228.
44,772
Estimate the difference by rounding each number to the nearest thousand.
8,352 - 3,421
8,000 - 3,000 = 5,000
Find the difference.
4,978 - 2,766
2,212
Find 1,089 - 961.
128
Find 560,043 - 312,562.
247,481
Estimate the sum by rounding each number to the nearest thousand.
823,725 + 44,851
824,000 + 45,000 = 869,000
Find the difference.
735,184 - 255,863
479,321