Use compatible numbers to find two estimates. 629/86
630/90=7 and 640/80=8
There are 912 ounces of beans in as case of bags of beans. There are 24 bags in each case. What is a reasonable estimate for the number of ounces of beans in each bag?
Possible answer: about 40 ounces
Use partial quotients. Divide. 963/34
28 r11
Use partial quotients, divide. 1,696/16
106
The theater can hold 448 people. If each row seats 16 people, how many rows are in the theater?
28 rows
Subtract. 2+_=9
7
Subtract. 6+_=8
2
James had 6 toy cars. He lost 2 cars. What addition fact can you use to find how many cars he has now? Explain
2 + 4 = 6; Possible explanation: I think 2 plus how many more will make 6 cars in all
Jack wants to plant 36 flowers in 4 flower beds. She decides to plant the same number in each flower bed. How many flowers does she plant in each flower plant?
9
True or False. Multiplication and division are inverse operations
true
Define Related facts.
A set of multiplication and division equations that are related. Related facts use the same three numbers
