Multiplying by Multiples of 10
Writing Expressions and finding the value of expressions
Multiply Using Standard Algorithm
Multiply Decimals Using the Standard Algorithm
Conversions
100

7,000 x 600 = 

4,200,000

100

Find the value of:  Triple the difference of 55 and 45

30

100

24 x 21

504

100

8.2 x 34

42.2

100

Convert weeks to days:  8 weeks = ___ days?

56 days

200

1,900 x 200 =

38,000
200

Find the value of 6 times the sum of 12 and 8

120

200

648 x 35 =

22,680

200

160.4 x 17 = 

2726.8

200

If 1 yard = 3 feet, how many feet are in 5.7 yards?

17.1 feet

300

6,000 x 5,000

30,000,000

300

Write the numerical expression:  4 times the sum of 14 and 26.

(14 + 26) x 4   or  4 x (14 + 26)

300

783 x 42 = 

32,886

300

6.13 x 14 =

85.82

300

If 1 day is 1/7 of a week.  How many weeks is 28 days?

4 weeks

400

500 x 400

200,000

400

Write the expression for:  3 times the difference between 37.5 and 24.5

3 x (37.5 - 24.5)   or  (37.5 - 24.5) x 3

400

481 x 302 = 

145,262

400

371.23 x 53 =

19,675.19

400

If there are 100 cm in 1 meter, how many cm are in 9.2 m?

920 cm

500

7,180 x 200 =

1,436,000

500

Write the expression for:  The difference between 4 twenty-fives and 3 eighteens.

(4 x 25) - (3 x 18)

500

8,401 x 305 = 

2,562,305

500

147.83 x 67 =

9,904.61

500

If 1 quart = 1/4 of a gallon how many gallons are in 36 quarts?

9 gallons