Advertisements
Advertisements
प्रश्न
Evaluate: `-2 + 2/5 + (-2)/15`
योग
Advertisements
उत्तर
`-2 + 2/5 + (-2)/15`
`(-2)/1 + 2/5 + (-2)/15`
`= (- 2 xx 15)/(1 xx 15) + (2 xx 3)/(5 xx 3) + (-2 xx 1)/(15 xx 1)` (∵ L.C.M. of 1, 5, 15 = 15)
`= (-30)/15 + (6)/15 + (-2)/15`
`= (- 30 + 6 - 2)/15`
`= (- 32 + 6)/15 = (- 26)/15`
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Compare: `1/4` and 0
Compare: `(-5)/8 and 7/-12`
Add: `5/-12 "and" 1/12`
Add: `(- 5)/6 "and" 4/9`
Evaluate: `5/-24 + (- 1)/8 + 3/16`
Subtract: `(- 7)/4 "from" -2`
Evaluate: `((-5)/9 xx 6/-25) + (24/21 xx 7/8)`
Evaluate: `((- 35)/39 xx (- 13)/7) - (7/90 xx (- 18)/14)`
What rational number should be subtracted from `5/8` to get `8/5`.
Evaluate:
`((-13)/7 xx (- 35)/39) - ((-7)/45 xx (9)/14)`
