Estimate the Product
Multiply Multidigit numbers
Word Problems
challenge q's
100

439×227

80,000

100

23x99

2,277

100

Juan lives 12 times as far from the ocean as Julie. if Julie lives 39 miles from the ocean, how many miles from the ocean does Juan live?

468 miles

100

Trisha’s parents bought a new house that has 2,255 square feet. The price per square foot was $98. How much did they pay for the house? Enter your answer in the box.


$220,990

200

56x333

18,000

200

121x38

4,598

200

A grocery store ordered 11 crates of tomatoes from a supplier. Each crate contains 195 tomatoes. How many tomatoes did the store order? 

2,145 tomatoes 

200

Choose all the expressions that are equal to 34 × 8,010.

  • A.8,010 × 34
  • B.34 × (801 × 102)
  • C.30 × 4 × 8,010
  • D.34 × (8,000 + 10)
  • E.(30 + 4) × 8,010

A,D,E

300

590x678

420,000

300

753x45

33,885

300

An object is about 8 times the distance Earth is from the Sun Earth is about 93,000,000 miles from the Sun. About how far is the object from the Sun?

744,000,000 miles

300

A school has $15,000 to spend on computer monitors. The school plans to purchase 200 monitors for $89 each. A teacher completes the calculations below and concludes that the school has enough money to buy the monitors.

200 × 89= (200 × 8) + (200 × 9) = 

1,600 + 1,800 = 3,400

Is the teachers conclusion correct? why or why not

The teacher did not use distributive property correctly. The actual product of 200 x 89 is $17,800. they do not have enough money. 

400

Will counts 11 large boxes and 22 small boxes of erasers in the storage cabinet. Each large box contains 144 erasers. Each small box contains 32 erasers. Estimate the total number of erasers. Is your estimate an overestimate or an underestimate?

1,600

underestimate

400

Is 1,295 a reasonable answer for 925 x 14? explain why or why not. 

No it is not reasonable because the actual product is 12,950 which is way greater than 1,295

400

Becky has 12 strips of staples. Each strip has 210 staples.How many staples does Becky have in all?

2,520 staples

400

Ashlee worked 1,944 hours last year. She earned $14 for each hour she worked.She wants to use her earnings to buy a new vehicle that cost $27,990. She said, “Since 2,000 × 14 = $28,000, and $27,990 is less than $28,000, I know I have earned enough to buy the car.”

Is Ashley's conclusion logical? explain

No it is not logical because she overestimated how much she had earned. She actually earned $27,216 which is not enough to buy the car. 
500

Is the estimate product of 690 x 877 closer to 600,000 or 650,000?

650,000

500

what are the partial products you add to find the product of 652 x 61

the partial products are 652 and 39,120

500

Maya can fit 17 pencils in a small box and 50 pencils in a large box. She has 10 small boxes of pencilsand would like to reorganize the pencils into large boxes.How many large boxes could she fill?

3 boxes with 20 left over

500

If Ms. Areni is turning 27 in 8 days, what year was she born in?

1994

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