Identify the Operation
Multiplying by 10's
Multi-step Problems
Rounding to the Nearest 10
Rounding to the nearest 100:
100

Dawn planted 8 rows of 9 plants. Which operation will I use to solve this problem? 

Multiplication

100

10 x 5 

50

100

Julia has 180 peaches. She uses 126 of them for a bake sale. She divides the rest equally among 6 friends. She wants to know how many peaches each friend will get. 

9 peaches 

100

72

70

100

102

100

200

Cassie had 325 stickers. Her mom bought her 45 more. Which operation will I use to solve this problem?

Addition

200

30 x 4

120

200

Bobby has 232 mini erasers. His grandmother buys him 24 more erasers. His grandmother divides the new erasers equally among Bobby and his 3 sisters. How many erasers does Bobby have now? 

238 erasers
200

85

90
200

320

300

300

Julio has 36 cupcakes. He wants to give his six friends an even amount. Which operation will he use to solve the problem? 

Division 

300

50 x 6 

300

300

Victoria wants to send her sister 135 letters. She sends 9 letters for 3 months. How many more letters does Victoria have to send to reach her goal? 

108

300

112

110

300

450

500

400

Haley has 60 pencils. She lost 35 pencils. Which operation will tell us how many pencils she has left? 

Subtraction 

400

40 x 8

320

400

Tyla takes out the trash whenever it is gets too full. She takes out the trash in the kitchen 8 times each month. She takes out the trash in her bedroom 1 time each month. How many times does she take out the trash in 3 months? 

27 times

400

223

220

400

435

400

500

BIG MONEY: Felipe goes out to dinner 5 days a week and spends $7 each time he goes out. He took his family out to dinner and spent $50. He wants to know which is the cheaper option: taking himself out 5 days a week or taking his family out once. Which two operations will you use to solve this problem? 

Multiplication and subtraction

500

70 x 9

630

500

George's club is selling greeting cards. There are 6 cards in each pack. Each of his 2 uncles buys 5 packs of cards. What is the equation and answer to see how many cards his uncles bought? 

2 x 5 = 10 packs of cards

10 x 6 cards = 60 cards

500

345

350

500

789

800