E.3 Estimate differences with up to 4-digit numbers
Round each number to the nearest ten. Then estimate the difference.
782 − 349
The estimated difference is .
2,995 − 1,846
Round each number to the nearest hundred. Then estimate the difference.
1,284 − 619
364 − 127
2,451 − 1,648
647 − 283
1,006 − 457
1,053 − 487
5,950 − 3,449
Round each number to the nearest thousand. Then estimate the difference.
7,499 − 2,501
905 − 468
6,482 − 2,731
4,051 − 1,768
2,746 − 1,382
745 − 368
8,615 − 3,274
8,550 − 5,651
Your score is
The average score is 0%
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