Multiplying 2 Digit by 2 Digit Numbers

What partial product is missing from multiplication problem?

• 8

• 12

• 80

• 120

What is the product of 73 x 25?

• 17,125

• 1,765

• 1,825

• 2,725

What is the missing digit in the factor?

• 2

• 4

• 6

• 8

What are the partial products for 71 x 83?

• 30 210 800 5,600

• 3 210 80 5,600

• 7 240 80 56

• 3 240 800 560

What are the factors for the following model?

• 65 x 38

• 30 x 5

• 38 x 50

• 35 x 53

What is the best estimate for 48 x 24?

• 40 x 20 = 800

• 50 x 30 = 1,500

• 40 x 50 = 2,000

• 50 x 25 = 1,250

Parker did the following steps to multiply 28 x 36. Is his calculation correct? Why or why not?

• Yes. He used the regrouping strategy to multiply.

• Yes. He used the partial products strategy correctly.

• No. He used the partial product strategy, but forgot 2 of the partial products.

• No. He used the regrouping strategy, but forgot to put a 0 in the ones place when he multiplied by the digit in the tens place.

What are the partial product for 56 x 69 when using the regrouping strategy?

• 504 and 3060

• 504 and 3000

• 504 and 336

• 504 and 3360

What is the product of 53 x 94? (If your product is larger than 3 digits, place a comma in the correct place. ex 1,234)

What is the product of 28 x 67? (If your product is larger than 3 digits, place a comma in the correct place. ex 1,234)