Evaluate
(12 x 2) x 5
120
(3 x 4) x 7 = 3 x (4 x ____)
7
Jessica made 43 cookies. 5 cookies fit in a box. What is the fewest number of boxes Jessica needs to hold all her cookies?
9 boxes
To find 18×15, I double and halve
18x15 = 9x30
The dimensions of a box are 10 x 10 x 10. What is the volume?
1,000 cubic feet
5 x (18 x 2)
180
5 x 64 = 10 x ____
32
Jack mowed four neighbors’ yards near his house. He charge each neighbor the same amount. He made a total of $129. How much did he charge each house?
$32.25
To find 28×9, I find 28 times 10 and remove 1 group of 28
28x9 = (28x10) - (1x28)
The dimensions of a box are 5 by 12 by 10. What is the volume?
600 cubic feet
100 x 64 - (1 x 64) =
6,336
____ x 38 = 18 x 19
9
The Pine View Chorus is selling tins of popcorn as a fundraiser. Jessica sold 8 tins and raised $100.00. How much was one popcorn tin?
$ 12.50
To find the volume of a box that has a 25 by 13 base and 45 layers, I multiply the dimensions of the base first and then multiply by the number of layers.
(25x13) x 45
The area of the base of a box is 45 square feet. There are 9 layers. What is the volume of the box?
405 cubic feet
3 x (2x5) + 2 x (8x2) + 3 x (3-3) =
62
98 x 45 = (____ x 45) - (2 x 45) =
4,410
Miss Quinn is packing shoes for her move. She has 93 pairs of shoes. Each box can fit 7 pairs. How many boxes does she need to move all of her shoes?
14 boxes
To find the volume of a box that has a 15 by 23 base and 36 layers, I multiply the dimensions of the base first and then multiply by the number of layers.
(15 x 23) x 36
The dimensions of a box are 9 by 8 by 7. What is the volume?
504 cubic feet
2 x (5x4) + 2 x (8x4) + 2 x (7+3) =
124
(99 x 567) + (1 x 567) = _____ x 567 = ______
56,700
Mr. Amur is cutting wood for his wife to make holiday decorations. She wants to make six candy canes for the driveway. He has 117 feet of wood and Mrs. Amur wants to ensure that is candy cane is equal in length. She also doesn’t want any leftover pieces lying around the garage. How long will each candy cane be?
19 1/2 feet
To find 48×9, I find 50 times 9 and remove 2 groups of 9.
48 x 9 = (50x9) - (2x9)
The area of the base of a box is 56 square feet. The height of the box is 12 feet. What is the volume of the box?
672 cubic feet