Math, asked by himanshusingh9337, 1 year ago

find a rational number between 3/8 and2/5​

Answers

Answered by areeba45
995
The L.C.M Of 8 and 5 is 80..

3×10/80 = 2×16/80
30/80 = 32/80

31/80 will be the ans..

areeba45: we can find Lcm in a greater no. also to find a rational number
areeba45: for your kind information
areeba45: 80 is also the Lcm of 5 and 8
areeba45: but in a greater no.
areeba45: 40 is also Lcm
areeba45: but we cant find ans from that
Answered by Aksingham
2
hi friend your answer is here and your answer is
LCM is 40
, then,
3 / 8 x 5 in numerator and denominator then it become 15 / 40
and same with 2 / 5×8in numerator and denominator then it will become 10 / 40
then compare 50/40 and 10/40 so we can see that 15 / 40 is greater so 15/40 subtracted by 10 / 40 and the answer will be 5/40 and when we will do it in standard form it will become 1/20
so we can see that 1/20 is the rational number between 3 / 8 and 2 /5
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