What is 195.
3 x 65 = 3 x (60 + 5)
= (3 x 60) + (3 x 5)
= 180 + 15
= 195
100
Estimate 16 x 9
What is 180?
20 x 9 = 180
200
Solve 1,357 x 4 using partial products.
What is 5,428?
The partial products are 28, 200, 1,200, and 4,000
200
Solve 400 x 7
What is 2,800?
200
Draw a bar diagram to solve 192 x 6
What is 1,152?
200
Solve 8 x 99 using the distributive property.
What is 792?
8 x 99 = 8 x (90 + 9)
= (8 x 90) + (8 x 9)
= 720 + 72
= 792
200
Estimate 319 x 8
What is 2,400?
300 x 8 = 2,400
300
Solve 49 x 5 using the standard algorithm.
What is 245?
300
Solve 7,000 x 3.
What is 21,000?
300
Nora has 5 boxes. Each box can fit 62 books. Draw a bar diagram to find how many books Nora has.
What is 310?
300
Solve 2 x 566 using the distributive property.
What is 1,132?
2 x 566 = 2 x (500 + 60 + 6)
= (2 x 500) + (2 x 60) + (2 x 6)
= 1,000 + 120 + 12
= 1,132
300
Estimate 864 x 7.
What is 6,300?
900 x 7 = 6,300
400
Solve 892 x 8 using the standard algorithm.
What is 7,136?
400
Solve 5,000 x 4.
What is 20,000?
400
Kyle likes to take pictures. On each day of the week, Kyle takes 150 pictures. Draw a bar diagram to find how many pictures Kyle has taken at the end of the week.
What is 1,050 pictures?
400
Solve 6 x 287 using the distributive property.
What is 1,722?
6 x 287 = 6 x (200 + 80 + 7)
= (6 x 200) + (6 x 80) + (6 x 7)
= 1,200 + 480 + 42
= 1,722
400
Estimate 6,474 x 6.
What is 36,000?
6,000 x 6 = 36,000
500
Solve 4,551 x 5 using the standard algorithm.
What is 22,755?
500
Solve 800 x 8.
What is 6,400?
500
Jane has been collecting pennies for four years. Each year, Jane collects 2,325 pennies. Draw a bar diagram to show how many pennies Jane has collected in 4 years.
What is 9,300 pennies?
500
Solve 4 x 3,579 using the distributive property.
What is 14,316?
4 x 3,579 = 4 x (3,000 + 500 + 70 + 9)
= (4 x 3,000) + (4 x 500) + (4 x 70) + (4 x 9)
= 12,000 + 2,000 + 280 + 36
= 14,316