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प्रश्न
Carry out the following subtraction involving a rational number.
`13/36 - 2/40`
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उत्तर
`13/36 - 2/40`
Now, LCM of 36 and 40 is 360.
`13/36 - 2/40`
`= (13xx10)/(36xx10) - (2xx9)/(40xx9)`
`= 130/360 - 18/360`
`= (130 - 18)/360`
`= 112/360`
`= (112 div 8)/(360 div 8)` ...(Since, HCF of 112 and 360 is 8)
`= 14/45`
संबंधित प्रश्न
Find the sum:
`(-2)/3 + 0`
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`(-5)/8` and `3/8`
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number.
`5/(-6) "and" 2/3`
For each set of rational number, given below, verify the associative property of addition of rational number:
(i) `1/2 , 2/3 "and"-1/6`
Evaluate:
`(8/5 xx (-3)/2) + ((-3)/10 xx 9/16)`
Carry out the following subtraction involving a rational number.
`1 2/3 - 3 5/6`
Carry out the division of a rational number.
`(-7)/8 div (-3)/6`
Add: `-2/3 + 3/8`
Find the sum: `7/5 + 3/5`
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find x + (y + z).
