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Question
Carry out the division of a rational number.
`40/12 div 10/4`
Solution
`40/12 div 10/4`
`= 40/12 xx 4/10`
`= (40xx4)/(12xx10)`
`= 160/120`
`= (160div40)/(120div40)` (Since, HCF of 60 and 120 is 40)
`= 4/3`
RELATED QUESTIONS
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 addition of a rational number.
`2 3/11 + 1 3/77`
Carry out the following subtraction involving a rational number.
`13/36 - 2/40`
Write the multiplicative inverse.
7
Carry out the division of a rational number.
`(-10)/11 div (-11)/10`
Carry out the division of a rational number.
`(-7)/8 div (-3)/6`
Carry out the division of rational number:
`9/11 div (-8)`
Solve:
`12/5 xx ((-10))/3`
Add: `2 1/7 + 3 8/14`.
