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Basics
The real deal!
1 digit by??
Estimate Products
Review
100
This is the math term for the answer to a multiplication problem.
What is product?
100
This is the product of 78 and 50?
What is 3,900?
100
This is the product of 48 and 7.
What is 336?
100
This is the estimate for 59 x 59.
What is 60 x 60 = 3,600?
100
This is the sum of 4,321 and 5, 979.
What is 10,300?
200
This is the math term for the numbers we multiply together to get the product.
What are factors?
200
This is the product of 10 x 20?
What is 200?
200
This is the product of 478 and 3.
What is 1,434?
200
This is the estimated product for 12 x 9.
What is 10 x 9 = 90?
200
What is the difference of 1,000 and 546?
What is 454?
300
Use patterns and mental math... 8 x 4 = 32........ 8 x 40 = 320 80 x 40 = _____________
What is 3,200?
300
This is the product of 22 and 57.
What is 1,254?
300
This is the product of 549 and 3.
What is 1,647?
300
Tis is the estimated product for 18 x 3.
What is 20 x 3 = 60?
300
This is the digit in the ten-thousands place in the number 741,235.
What is 4?
400
Mrs. Jones held a book fair. The price for each book is $4. If she sold 535 books, how much money did she raise for Hoover?
What is $2,140? (She really raised more than that!)
400
This is the product of 44 and 60.
What is 2,640?
400
This is the product of 2,604 and 5.
What is 13,020?
400
This is the estimated product for 23 x 38.
What is 20 x 40 = 800?
400
This is the value of the 5 in 59,812.
What is 50,000?
500
Mrs. Clause is making Santa some new belts. She buys 9 buckles. She uses 12 rivets each on 4 belts and 15 rivets each on 2 belts. She has 22 rivets left over. How many rivets are on the belts? Draw a picture to help! Any extra info?
What is 78 rivets are on the 6 belts? Step 1: Extra info: 9 buckles, 22 extra rivets Step 2: 4 belts with 12 rivets (4x12)= 48 rivets Step 3: 2 belts with 15 rivets (2x15) = 30 rivets Step 4: 48 + 30 = 78 rivets are on belts
500
The Christmas elf bought 18 bags of peppermint candy canes with 20 canes in each bag. He bought 26 bags of cherry candy canes with 35 canes in each bag. What is the difference in the number of peppermint and cherry candy canes? Act it out!
What is 450 more cherry candy canes? Step1: Find out # of peppermint: 18 x 20 = 360 Step 2: How many cherry? 26 x 35 = 810 Step 3: Find the difference: 810-360 = 450
500
263 girls volunteer to help box all the canned goods. 109 boys volunteer to help. If each volunteer works 3 hours, how many hours will the volunteers work in all?
What is 1,116 hours?
500
This is the estimated product for 4 x 8,752.
What is 4 x 9,000 = 36, 000?
500
This is the expanded form of 544,544.
What is 500,000 + 40,000 + 4,000 + 500 + 40 + 4.