Chapter 9 Review

multidigit multiplication

100

15x2=?

30

200

32x2=?

64

300

45x3=?

135

400

54x6=?

324

500

83x9=?

747

basic facts

100

What is a basic fact of 6?

2x3 or 3x2

200

What is a basic fact of 24?

4x6 or 6x4 

300

What is a basic fact of 72?

9x8 or 8x9

400

What is a basic fact of 64?

8x8 

500

What is a basic fact to get 63?

9x7 or 7x9

multiply and divide by 10

100

10x5=?

50

200

280 divided by 7?

4

300

30x4=?

120

400

60x3=

180

500

540 divided by 6

9

time

100

What time is 10 minutes after 10:30?

10:40

200

What time is 25 minutes before 3:40?

3:15

300

2:08 to 2:47 is how many minutes? 

39 minutes

400

What time is 1 hour and 20 minutes past 4:40?

6:00

500

How many minutes is 11:35 to 2:40?

2 hours and 5 minutes

word problems

100

I have 2 bluebirds that each weight 10 pounds. How much do they both weight altogether? 

20

200

10 Condors weight 500 pounds together? How much do they each weight? 

50

300

What is the total mass of 70 bald eagles that each weight 4 grams?

280

400

The total mass if 180g for 6 sparrows. How much does each weight? 

30g

500

I have 40 flamingos that each weight 9g. How much do they weight all together? 

360g