Square Roots on a Number Line
Name: _______________________________
Date: _______________________________
Remember: The square root of a number is the value that, when multiplied by itself, gives that number.
Example: √25 = 5 because 5 × 5 = 25
Part A: Perfect Squares Review
Fill in the missing values:
1. √4 = __________
2. √9 = __________
3. √16 = __________
4. √36 = __________
5. √49 = __________
6. √64 = __________
Part B: Place Square Roots on Number Lines
Mark the approximate position of each square root with an arrow (↓) on the number line.
7. √10
0
2
4
6
8
10
8. √20
0
2
4
6
8
10
9. √50
0
2
4
6
8
10
12
10. √30
4
5
6
7
8
Part C: Challenge Questions
11. Between which two whole numbers does √45 lie? __________ and __________
12. Which is larger: √17 or √18? __________
13. Estimate √75 to the nearest whole number: __________