Multiplication - Using Area Models and Partial Products

Use basic facts and patterns to find the product of the problem below. 40 x 50

Mathematical Equivalence

ON

Henry is packing boxes for a charity event. Each box can hold 90 items. If he needs to pack 7,200 items in total, how many boxes does he need? __ x 90 = 7,200

A teacher ordered 10 boxes of pencils. There are 12 pencils in each box. How many pencils did the teacher order? Use the array to help.

Mathematical Equivalence

ON

Find 40 x 22.

Mathematical Equivalence

ON

Tags

CCSS.4.NBT.B.5

What is the product of 26 x 18? Use the area model.

g

i

j

f

e

d

c

b

160

0

8

20

10

60

200

48

6

5

Daniel, Lily, and Aria are playing a game where they have to multiply numbers and then rewrite the product as the sum of its partial products. They are currently trying to solve 27 × 19. Which sum is equal to their calculation?

• 63 + 180 + 70 + 200

• 63 + 180 + 70 + 20

• 63 + 180 + 70 + 20

• 63 + 18 + 7 + 2

Tags

CCSS.4.NBT.B.5

What is 51 x 12?

Mathematical Equivalence

ON

On one trip, 82 people rode the ferry. It is $3 per person. How much money did the ferry service collect for people for that one trip?

Mathematical Equivalence

ON

On one trip, 48 cars rode the ferry. It is $34 per car. How much money did the ferry service collect for cars on that one trip?

Mathematical Equivalence

ON

Tags

CCSS.3.OA.D.8

Select all of the partial products which could be used to find 17 x 28.

j

i

h

g

e

f

d

c

140

80

56

20

9

6

200

8

10

7

Tags

CCSS.4.NBT.B.5