Craig has a twenty dollar bill. He buys 6 squirt guns for $2 each. How much money does Craig have left?
6x2 = 12
$20-$12 = $8
7/21 x/12
Caroline invited 4 of her friends over for a water balloon fight in the backyard. At the start of the game, Caroline gave each of her friends 2 water balloons. She had one water balloon for herself. How many water balloons did they have altogether?
4x2 = 8
8+1 = 9
9 water balloons
Caroline and Sarah played swimming-pool-basketball. Each basket was worth 3 points. Caroline scored 9 baskets. Sarah scored 6 baskets. What is the total number of points made during this game?
9 x 3 = 27
6 x 3 = 18
27+18 = 45
45 points
Lauren and Gina's mother told her daughters they can swim in the pool for 20 minutes. First, they swam laps in the pool for 7 minutes. Then they swam underwater for one minute. Then they played water polo for 8 minutes. How much longer can they stay in the pool?
20-7-1-8 =4
4 minutes
Jennie makes quilts. She can make 7 quilts with 21 yards of material. How many yards of material would be required to make 12 quilts?
7/21 = 3
3 yard per blanket
3x12 = 36 yards