Rounding
Addition
Subtraction
Word Problems
100
Round to the nearest 100.
233
200
100
384 + 261
645
100
15-9
6
100
Serena sold 996 items at her store on Saturday. She sold 413 items on Monday. How many more items did Serena sell on Saturday than on Monday?
583
200
Round to the nearest 100.
662
700
200
694 − 487 = 207
Using the subtraction equation above, solve the addition equation below.
207 + 487 = ?
694
200
64− 32
32
200
Angela and Tom are building their house. They started the project with 558 nails. They only needed 243 nails for their house. How many nails did they have left over?
315
300
Round to the nearest 10.
196
200
300
39+ 23
62
300
568− 229
339
300
The students of Athena High School have organized a tree-planting drive. On the first day, they planted 1,290 trees, and on the second day, they planted 1,977 trees. How many trees did they plant in all?
3,267
400
Round the numbers to the nearest ten. Which of the following numbers round to 50?
a. 54
b. 64
c. 55
d. 45
a & c
400
Which expressions are equal to 784?
a. 628 + 156
b. 247 + 516
c. 435 + 349
d. 189 + 674
a & c
400
902 − 324
578
400
Ronald and Phillip collect coins. Ronald has 3,690 coins, and Phillip has 2,677 coins. How many coins do they have altogether?
6,367
500
Round the numbers to the nearest ten. Which of the following numbers round to 1,000?
a. 998
b. 1,247
c. 250
d. 1,755
a & b
500
438+144
582
500
139 + 326 = 465
Using the addition equation above, solve the subtraction equation below.
465 − 326 = ?
139
500
A cereal company expects to sell 5,653 boxes of cereal to Pete's Grocery Store this year. So far, 3,268 boxes have been sold to Pete's. How many more boxes does the cereal company expect to sell to Pete's Grocery Store?
2,385