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प्रश्न
Carry out the following addition of a rational number.
`11/17 + 13/19`
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उत्तर
`11/17 + 13/19`
Now, LCM of 17 and 19 is 323.
`11/17 + 13/19`
`= (11 xx 19)/(17 xx 19) + (13 xx 17)/(19 xx 17)`
`= 209/323 + 221/323`
`= 430/323`
संबंधित प्रश्न
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`7/(-18) "and" 8/27`
Evaluate:
`3/7 + (-4)/9 + (-11)/7 + 7/9`
Write the Additive Inverse(Negative) of : `(-7)/5`
Write the Additive Inverse(Negative) of : -2
Evaluate:
`(2/(-3) xx 5/4) + (5/9 xx 3/(-10))`
Multiply the following rational number.
`3/11 xx 2/5`
Write the multiplicative inverse.
`(-3)/8`
Carry out the division of a rational number.
`(-10)/11 div (-11)/10`
Carry out the division of rational number:
`9/11 div (-8)`
Complete the following table by finding the sums:
| + | `-1/9` | `4/11` | `(-5)/6` |
| `2/3` | |||
| `-5/4` | `(-39)/44` | ||
| `-1/3` |
