Grade Four Math

1
Grade Four Math

• Chapter Four Study Guide
• Mrs. Sherwood

2
Estimate
486,987 - 234,140
Round the 486,987 to 500,000
Round the 234,140 to 200,000
500,000 200,000 300,000
3
Estimating Money Amounts
Estimate 57.46 38.35
Round 57.46 to 60
Round 38.35 to 40
60 - 40 20
4
Solve for r
547 r 326
547 326 221
r 221
974 r 673
974 673 301
r 301
5
Word Problems
John R. has 589 baseball cards. Ryley has 416
baseball cards. How many more baseball cards
does John have than Ryley? Write a number
sentence to solve.
589 416 173
John has 173 more baseball cards than Ryley.
6
Subtract
14
16
7
6

• 708,754
• 235,865
• 472,889

1
1
7
You Can Do It!