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प्रश्न
Evaluate:
`1/(-15) + 5/(-12)`
उत्तर
`1/(-15) + (5/(-12))`
= `(-1)/15 - 5/12`
| 2 | 15, 12 |
| 2 | 15, 6 |
| 3 | 15, 3 |
| 5 | 5, 1 |
| 1, 1 |
LCM of 15 and 12 = 2 x 2 x 3 x 5 = 60
`(-1xx4)/(15xx4) - (5xx5)/(12xx5)` ...(∵ LCM of 15 and 12 = 60)
= `(-4-25)/60`
`= (-29)/60`
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संबंधित प्रश्न
Write five rational numbers which are smaller than 2.
Show the following numbers on a number line. Draw a separate number line for each example.
(1)`3/2 , 5/2 , -3/2`
(2)`7/5 , (-2)/5 , (-4)/5`
(3) `(-5)/8 , 11/8`
(4)`13/10 , (-17)/10`
Show the following numbers on a number line. Draw a separate number line for the example.
`13/10 , (-17)/10`
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`5/9 + (-7)/6`
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`0 + (-2)/7`
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`4/(-9) + 1`
The rational number `(-8)/(-3)` lies neither to the right nor to the left of zero on the number line.
On a number line, `4/3` is to the ______ of zero (0).
The rational number `(-3)/4` lies to the right of zero on the number line.
Represent the following rational numbers on a number line:
`3/8, (-7)/3, 22/(-6)`
