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प्रश्न
Carry out the following subtraction involving a rational number.
`7/11 - 3/7`
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उत्तर
`7/11 - 3/7`
Now, LCM of 11 and 7 is 77.
`7/11 - 3/7`
`= (7 xx 7)/(11 xx 7) - (3 xx 11)/(7 xx 11)`
`= 49/77 - 33/77`
`= (49 - 33)/77`
`= 16/77`
संबंधित प्रश्न
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`
Evaluate:
`3/8 + (-5)/12 + 3/7 + 3/12 + (-5)/8 + (-2)/7`
Write the Additive Inverse(Negative) of : `(-3)/8`
Write the Additive Inverse(Negative) of : `(-4)/(-13)`
Write the multiplicative inverse.
7
Solve:
`3 2/5 - 2 1/4`
Find the sum: `7/5 + 3/5`
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find the rational number which when added to x gives y.
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find x + (y + z).
