Question

Find the square root of 100 and 169 by the method of repeated subtraction ​

Answer 1

Answer:

The square root of 100 is √10

169 = √13

Answer 2

Answer:

1)100

100-1=99

99-3=96

96-5=91

91-7=84

84-9=75

75-11=64

64-13=51

51-15=36

36-17=19

19-19=0

There are total 10 numbers

So, 10 is the square root of 100

2)169

169-1=168

168-3=165

165-5=160

160-7=153

153-9=144

144-11=133

133-13=120

120-15=105

105-17=88

88-19=69

69-21=48

48-23=25

25-25=0

There are total 13 numbers

So, 13 is the square root of 169.

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