Round numbers to the nearest 10,000, 1000, 100 and 10. Round up and round down to estimate sums and differences.
Number & Operation
Compare and represent whole numbers up to 100,000 with an emphasis on place value and equality.
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Round numbers up to the nearest 10 and 100 and round numbers down to the nearest 10 and 100.
Estimate solutions to arithmetic problems in order to assess the reasonableness of results.
Estimate products and quotients of multi-digit whole numbers by using rounding, benchmarks and place value to assess the reasonableness of results.
Round decimals to the nearest tenth.
Estimate sums and differences up to 100.