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Decimal Rounding - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

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Complexity=10

Round each number to the nearest tenth.
1.   2.8
2.   4.1

Complexity=100

Round each number to the nearest hundredth.
1.   3.91
2.   3.36

Complexity=1000

Round each number to the nearest hundredth.
1.   0.169
2.   3.956

Complexity=100000

Round each number to the nearest hundredth.
1.   9.61668
2.   4.3403

Complexity=10000000

Round each number to the nearest hundred thousandth.
1.   0.3963864
2.   0.5282616

Complexity=2000000000

Round each number to the nearest hundred thousandth.
1.   3.362347281
2.   5.799644816

Complexity=2100000000

Round each number to the nearest millionth.
1.   6.767297263
2.   8.679025351

Answers

Complexity=10

Round each number to the nearest tenth.
#ProblemCorrect AnswerYour Answer
12.8
#ProblemCorrect AnswerYour Answer
24.1

Complexity=100

Round each number to the nearest hundredth.
#ProblemCorrect AnswerYour Answer
13.91
#ProblemCorrect AnswerYour Answer
23.36

Complexity=1000

Round each number to the nearest hundredth.
#ProblemCorrect AnswerYour Answer
10.169
#ProblemCorrect AnswerYour Answer
23.956

Complexity=100000

Round each number to the nearest hundredth.
#ProblemCorrect AnswerYour Answer
19.61668
#ProblemCorrect AnswerYour Answer
24.3403

Complexity=10000000

Round each number to the nearest hundred thousandth.
#ProblemCorrect AnswerYour Answer
10.3963864
#ProblemCorrect AnswerYour Answer
20.5282616

Complexity=2000000000

Round each number to the nearest hundred thousandth.
#ProblemCorrect AnswerYour Answer
13.362347281
#ProblemCorrect AnswerYour Answer
25.799644816

Complexity=2100000000

Round each number to the nearest millionth.
#ProblemCorrect AnswerYour Answer
16.767297263
#ProblemCorrect AnswerYour Answer
28.679025351
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