WorksheetsEstimating the square roots of whole number
Total questions: 10
Worksheet time: 15mins
Name
Class
Date
1.
Estimate the square root.
a)
Between 1 and 2 and closer to 1
b)
Between 1 and 2 and closer to 2
c)
Between 2 and 3 and closer to 2
d)
Between 2 and 3 and closer to 3
2.
Identify which perfect square is closest to 216?
a)
196
b)
225
c)
256
d)
289
3.
Which number is NOT a perfect square?
a)
196
b)
169
c)
121
d)
132
4.
Estimate the square root.
a)
Between 3 and 4 and closer to 3
b)
Between 2 and 3 and closer to 3
c)
Between 3 and 4 and closer to 4
d)
Between 2 and 3 and closer to 2
5.
Point B could represent which of the following numbers?
a)
b)
30
c)
35
d)
42
6.
The square root of 99 falls between which two consecutive whole numbers?
a)
7 and 8
b)
8 and 9
c)
10 and 11
d)
9 and 10
7.
Level 2: Which number has a square root that is between 5 and 6?
a)
48
b)
81
c)
28
d)
36
8.
Which is the best approximation of point P?
a)
8
b)
2.8
c)
517
d)
241
9.
Which of the following is the closest approximation of 109
a)
9..44
b)
9.45
c)
10.44
d)
10.45
10.
Which number line shows 1/2
a)
A
b)
B
c)
C
d)
D
100 %
