Multiply
Use the butterfly method to solve 15x12.
10+20+50+100=180
Use the area model to multiply 14x17
*check work 238
Julio is buying a fence that cost $14 a foot. If he needs 10 feet how much will he spend on the fence?
10x14=140
Round to find the estimated answer to 62x57
60x60=3,600
Find the estimated answer to 62x51
60x50=300
Use the butterfly method to solve 25x12. Show your partial products.
10+20+50+200=280
Use the area model to solve 19x22
*check work 418
Clarissa is buying pizzas for a pizza party. If she buys 18 pizzas at $15 a piece, how much will it cost?
15x18=$270
Use the area method to solve 28x41
1,148
Find the estimated answer to 65x73
70x70=4,900
Use the butterfly method to solve 98x76. Show your partial products
48+540+560+6,300=7,448
Use the area model to solve 38x86
*check work 3,268
Amelia needs tiles for the mosaic she is creating. To get started, she needs 35 blue tiles and 42 green tiles. How many tiles does she need in total?
35x42=1,470
Multiply. 33x72
*check work 2,376
Find the estimated answer to 39x64, show your rounded numbers.
39 rounds to 40, 64 rounds to 60. 40x60=2,400
Use the butterfly method to sole 59x34. Show ALL your work.
2,006 *show work
Use the area model to solve 15x27
*check work 355
Ezra is building a wall along two sides of his backyard. One side will need 47 bricks, the other wall will need 62 bricks.
47x62=2,914
Naomi wants to give 45 pieces of candy to 28 friends. How many pieces of candy does she need?
45x28=1,260
Round to find the estimated answer to 23x41. Find the exact answer to check your work.
20x40=800. 23x41=943
Use the Butterfly method to solve 97x48. Show ALL your work.
4,656. *Show your work
Use the area model to solve 59x72
*check work 4,248
Ezequiel is trying to find the area of his garden. It is 29 feet by 44 feet. What is it's area?
29x44=1,276
Joseph wants to know how to multiply 24x52. Use the area model to solve. Then, estimate to see if your answer is reasonable.
1,248
20x50=1,000.
Round to find the estimated answer to 38x85. Find the exact answer to check your work. Show all your work!
*check work 40x90=3,600. 38x85=3,230