Question

find the square root of 169in repeated method of subtraction

Answer 1

the square root of 169 is 13 which is the correct answer

Answer 2

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

$\sqrt{169 } = 13$