Advertisements
Advertisements
Question
Add: `(-9)/(-16) "and" (-11)/8`
Sum
Advertisements
Solution
`(-9)/(-16) "and" (-11)/8 = 9/16 + (- 11)/8`
`= (9 xx 1)/(16 xx 1) + (- 11 xx 2)/(8 xx 2)`
(∵ L.C.M. of 16 and 8 = 16)
`= (9)/16 + (-22)/16`
`= ((9) + (- 22))/16 = (9 - 22)/16 =(- 13)/16`
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Compare: `1/4` and 0
Add: `(-9)/25 "and" 1/-75`
Subtract: `11/18 "from" (-5)/18`
Subtract: `(- 8)/15 "from" 0`
Evaluate: `((- 35)/39 xx (- 13)/7) - (7/90 xx (- 18)/14)`
Divide: `16/-5 "by" (-8)/7`
By what number should `(-3)/8` be multiplied so that the product is `(-9)/16`?
Evaluate: `7/-26 + 16/39`
Evaluate: `(8/15 xx (-25)/16) + ((-18)/35 xx 5/6)`
Evaluate:
`((-13)/7 xx (- 35)/39) - ((-7)/45 xx (9)/14)`
