Singapore Math Grade 3 - Mental Computation And Estimation

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noyes

total lessons: 11

Nº	Activity title	type
Mental Multiplication
1	Multiplying Ones Mentally	Learn Assist practice Benchmark practice
2	Multiplying by Tens and Hundreds Mentally	Learn Assist practice Benchmark practice
Mental Division
3	Using Related Multiplication Facts to Divide Mentally	Learn Assist practice Benchmark practice
Using Place Value To Round Whole Numbers
4	Rounding a 2-Digit Number Down to the Nearest Ten	Learn Assist practice Benchmark practice
5	Rounding a 2-Digit Number Up to the Nearest Ten	Learn Assist practice Benchmark practice
6	Rounding a 3-Digit Number to the Nearest Ten	Learn Assist practice Benchmark practice
7	Estimating and Checking Sums by Rounding	Learn Assist practice Benchmark practice
8	Estimating and Checking Differences by Rounding	Learn Assist practice Benchmark practice
9	Rounding a 3-digit Number to the Nearest Hundred	Learn Assist practice Benchmark practice
10	Checking Sums Using Rounding	Learn Assist practice Benchmark practice
11	Checking Differences Using Rounding	Learn Assist practice Benchmark practice