place value of 5
Multiplication Facts
Radius
Square Roots
solve the expression
100

1 500 222

hundred thousand

100

8 x 4

32

100

If the diameter is 12m, what is the radius

6m

100

What is the square root of 25?

5

100

2x + 7, x = 6

19

200

1.5

tenths

200

5 x 7

35

200

If the diameter is 32cm, what is the radius

16cm

200

What is the square root of 64?

8

200

3m + 2, m = 2

8

300

105

ones

300

9x4

36

300

If the diameter is 100cm, what is the radius?

50cm

300

What is the square root of 16?

4

300

4x - 3, x = 3

9

400

1.05

hundredths

400

7 x 7 

49

400

If the diameter is 38 cm, what is the radius?

19cm

400

What is the square root of 81?

9

400

2n - 4, n = 4

4

500

25 346 789

millions

500

8 x 8 

64

500

If the diameter is 25 m, what is the radius?

13.5 m

500

What is the square root of 36?

6

500

6x + 5, x = 5

35

M
e
n
u