Janet has 8 friends at school. Janet and her friends have eleven erasers each. How may erasers do Janet and her friends have altogether?
What is 11 x 9 = 99
100
What is the known fact for 6 x 5? Solve.
What is 3 x 5? What is 30?
200
9 groups of 7
What is 63?
200
72 divided by 8
What is 9?
200
Multiplication and division can undo each other and are called this.
What are inverse operations?
200
Sam eats 8 cherries in the morning. Then he eats 7 times as many cherries in the afternoon. Then he eats 30 blueberries. How many total cherries did he eat that day?
What is 8 x 7= 56
200
Decompose 9 x 6 and solve.
What is 54?
300
4 groups of 12
What is 48?
300
36 divided by 12
What is 3?
300
What property says that when you multiply a number by zero, the answer is always zero.
What is the Zero Property of Multiplication?
300
David swam four laps at 9am. Then at 12pm he swam 9 times as many laps. At 5pm he went home and was tired. How many total laps did he swim?
What is 4 x 9= 36
300
There are 25 desks in a classroom and 5 groups. How many desks are in each group?
What is 25 divided by 5 equals desks?
400
12 groups of 9
What is 108?
400
121 divided by 11
What is 12?
400
What property says that when a number is multiplied by one, the product is that number.
What is the Identity Property of Multiplication?
400
Mike has 72 large marshmallows to divide among himself and 7 friends. They take their marshmallows and go make s'mores at 8pm that night. How many marshmallows does each person get?
What is 9 marshmallows?
400
Mr. Perkins bought 4 items at a store. Two items were $2 each and the other two items were $5 each. He has $40 to spend. How much money did Mr. Perkins spend on the four items?
What is $14?
500
12 groups of 11
What is 132?
500
144 divided by 12
What is 12?
500
To take a number apart or to separate it.
What is decompose?
500
Miss Phelps bought 8 rolls of yarn at the store. Each roll of yarn was $3 each. She needs 3 yards of yarn for her project. She gave the cashier $30. How much change does Miss Phelps receive after paying for the yarn?
What is $6?
500
Mika rides his bike 4 miles each way to school every day. He lives on Robin Court. He rides his bike to school 5 days each week. How many total miles does he rides in one week?