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Question
Multiply the following rational number.
`12/5 xx 4/15`
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Solution
`12/5 xx 4/15`
`= (12xx4)/(5xx15)`
`= 48/75`
`= (48div3)/(75div3)` ..(Since HCF of 48 and 75 is 3)
`= 16/25`
RELATED QUESTIONS
Find the sum:
`5/4 + ((-11)/4)`
Find the sum:
`(-9)/10 + 22/15`
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`
Evaluate:
`(8/5 xx (-3)/2) + ((-3)/10 xx 9/16)`
Carry out the following addition of a rational number.
`1 2/3 + 2 4/5`
Multiply the following rational number.
`0/6 xx 3/4`
Carry out the division of a rational number.
`2 1/5 div 5 3/6`
Complete the following table by finding the sums:
| + | `-1/9` | `4/11` | `(-5)/6` |
| `2/3` | |||
| `-5/4` | `(-39)/44` | ||
| `-1/3` |
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find the rational number which when added to x gives y.
