Homework

1. Using the number lines below, give the two whole numbers that each of the following square roots lie between:

√2

√6

√10

√12

√17

√21

√38

√45

√29

2. Without using a number line or a calculator, find the two whole numbers that each of the square roots below lie between:

√80

√110

√200

√175

√215

√115

√99

√70

√150

3. Using a calculator, find the square roots of the following numbers. See if they match what you did in number 2 on the other side of this worksheet.

√80 =

√110 =

√200 =

√175 =

√215 =

√115 =

√99 =

√70 =

√150 =

4. Circle the perfect squares. Then, without using a calculator, give their square root.

169

100

110

60

49

225

5

16

2

5. Write the following numbers in exponential form:

5 × 5 × 5 × 5 × 5 × 5 × 5

6 × 6 × 6

7 × 7 × 7 × 7 × 8 × 8

6. Write the following numbers as repeated multiplication:

72

85

99

52 × 35