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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
1.22 Word Problems On Square Roots - II

Example:
Find the least positive whole number that should be added to 119 to make it a perfect square number.
Solution:
119 lies between the two perfect squares 102 and 112.
119 lies between the two perfect squares numbers 100 and 121.
121 - 119 = 2
Therefore the least positive whole number that should be added to 119 to make it a perfect square is 2.
Solution: 2

Directions: Answer the following questions. Write five more examples of your own.
Q 1: Find the least positive whole number that should be added to 620 to make it a perfect square number.
3
6
5
1

Q 2: Find the least positive whole number that should be added to 1680 to make it a perfect square number.
2
6
1
9

Q 3: Find the least positive whole number that should be added to 1501 to make it a perfect square number.
25
20
10
30

Q 4: Find the least positive whole number that should be added to 670 to make it a perfect square number.
24
6
18
12

Q 5: Find the least positive whole number that should be added to 2300 to make it a perfect square number.
4
8
6
10

Q 6: Find the least positive whole number that should be added to 360 to make it a perfect square number.
9
2
1
4

Q 7: Find the least positive whole number that should be added to 1220 to make it a perfect square number.
5
7
6
9

Q 8: Find the least positive whole number that should be added to 2010 to make it a perfect square number.
10
15
25
15

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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