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Grade 4 - Mental Computation And Estimation

total lessons: 23
LESSONS titletype

Rounding And Estimating

1
Rounding a 4-digit Number to the Nearest Hundred
2
Using Rounding to Check the Reasonableness of Sums
3
Using Rounding to Check the Reasonableness of Differences
4
Using Rounding to Check the Reasonableness of Products
5
Using Related Multiplication Facts to Check the Reasonableness of Quotients
6
Estimating Quotients Using Related Multiplication Facts
7
Rounding Numbers to the Greater Thousand
8
Rounding Numbers Exactly Halfway Between to the Greater Thousand
9
Rounding Numbers to the Thousand that is Less
10
Using Rounding to Estimate Sums
11
Using Rounding to Estimate Differences
12
Using Rounding to Estimate Products
13
Using Compatible Numbers to Estimate Quotients
14
Using Rounding to Estimate Quotients

Using Front-End Estimation

15
Finding the Leading Digit
16
Estimating Sums and Differences Using Front-End Estimation
17
Checking Sums and Differences Using Front-End Estimation
18
Using Front-End Estimation to Check the Reasonableness of Sums
19
Using Front-End Estimation to Check the Reasonableness of Differences
20
Using Front-End Estimation to Check the Reasonableness of Products
21
Using Front-End Estimation with Adjustment to Estimate Sums
22
Using Front-End Estimation to Estimate Differences by Adding the Adjustment
23
Using Front-End Estimation to Estimate Differences by Subtracting the Adjustment