Rounding Worksheet

Round the following numbers to the accuracy of the underlined digit.
For example, 5678 means you round to the nearest ten.

1 a. 80421728429
1 b. 23189089251
2 a. 80169900630
2 b. 20448743656
3 a. 84329702052
3 b. 81474205649
4 a. 20042092813
4 b. 95120961758
5 a. 12242799613
5 b. 30363457558
6 a. 1274545716
6 b. 5375710387
7 a. 79418884274
7 b. 11482004967
8 a. 95652323897
8 b. 9600302387
Page 2

Answer Key

1 a. 80,422,000,000
1 b. 23,189,090,000
2 a. 80,169,900,600
2 b. 20,448,700,000
3 a. 84,329,700,000
3 b. 81,474,205,600
4 a. 20,042,090,000
4 b. 95,121,000,000
5 a. 12,242,799,600
5 b. 30,363,457,560
6 a. 1,275,000,000
6 b. 5,375,710,390
7 a. 79,418,900,000
7 b. 11,482,005,000
8 a. 95,652,323,900
8 b. 9,600,300,000


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