Review Estimation and Mental Math
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(There are 17 lessons in this review.)
Rounding Numbers: Practice
Round the number to the nearest ten.
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Rounding Numbers: Practice
Round the number to the nearest hundred.
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Rounding Numbers: Practice
Round the number to the nearest thousand.
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Rounding Numbers: Practice
Round to the nearest ten-thousand.
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Rounding Numbers: Practice
Round to the nearest hundred-thousand.
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Round Decimals: Practice
Round to the nearest tenth.
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Round Decimals: Practice
Round to the nearest hundredth.
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Round Decimals: Practice
Round to the indicated precision.
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to the nearest
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Estimating with Rounding: Practice
Estimate the sum by rounding the two numbers.
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+ | = |
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Estimating with Rounding: Practice
Estimate the difference by rounding the two numbers.
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- | = |
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Add with Front-End Estimation: Practice
Estimate the sum using Front-End Estimation
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+ is about
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Subtract with Front-End Estimation: Practice
Estimate the difference using Front-End Estimation
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- is about
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Estimating with Rounding: Practice
Estimate the sum by rounding the two numbers.
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+ | = |
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Estimating with Rounding: Practice
Estimate the difference by rounding the two numbers.
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- | = |
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Nearest Hour: Practice
What is the time to the nearest hour?
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Nearest Half Hours: Practice
What is the time to the nearest half hour?
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Nearest Quarter Hour: Practice
What is the time to the nearest quarter hour?
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Hour:
Minutes:
Time=
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Math Topics
- Addition
- Algebra
- Comparing
- Counting
- Decimals
- Division
- Equations
- Estimation and Mental Math
- Exponents
- Fractions
- Geometry
- Measurement
- Money
- Multiplication
- Naming Numbers
- Patterns
- Percents and Ratios
- Place Value
- Properties
- Statistics
- Subtraction