Solve
Arrays and Area Model
Partial Products
2 digit by 2 digit Multpilcation
100

17 x 57

Answer: 969

100

Susie is plants carrots. She has 13 rows with 15 carrots in each row. How many carrots plants are there?

100 + 50 + 30 + 15 = 195 carrots

100

What are the partial products for 30 x 17?

300 and 210

100

50 x 88 =

4,400

200

26 x 42

Answer: 1,092

200

The four square box measures 14 feet long. What is its area?

14 x 14 = 196 sq. feet

200

What are the partial products of 11 x 48? 

400 + 80 + 40 + 8 = 528

200

32 x 13

416

300

40 x 15

Answer: 600

300

There are 6 row of cookies in 3 columns on each baking sheet. If there are 11 baking sheets, how many cookies will there be in all?

198 cookies

300

What are the partial products for 25 x 67?

1,200 + 140 + 300 + 35

300

24 x 55

1,320

400


14 x 32

Answer: 448

400

Which blankets' area is larger and by how much?

Square: 64 inches long

Rectangle: 59 inches long x 70 inches wide

Rectangle by 34 sq. inches

400

Error Analysis: 

32 x 80

(3 x 80) + (2 x 80) = 240 + 160 = 400

(30 x 80) + (2 x 80) = 2,400 + 160 = 2,560

400

45 x 82

3,690

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