Rational number 3/40 is equal to
Answers
Answer:
(3*2)/(40*2)=6/80,
(3*3)/(40*3)=9/120
Given : 3/40
To Find : number equal to a) 0.075 b) 0.75 c) 75
Solution
3/40
= 3/(2 * 2 * 2 * 5 )
= 3/ (2 * 2 * 10)
= 3/( 2² * 10)
= 3 * 5² / ( 2 ² * 5² * 10)
= 3 * 25 / ( (10² * 10)
= 75/(100 * 10)
= 75/1000
= 0.075
0.075
40 _| 3.000
0
____
30
0
____
300
280
_____
200
200
_____
0
3/40 = 0.075
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