Advertisements
Advertisements
प्रश्न
Evaluate: `5 + (-3)/4 + (-5)/8`
बेरीज
Advertisements
उत्तर
`5 + (-3)/4 + (-5)/8`
`5/1 + (-3)/4 + (-5)/8`
`= (5 xx 8)/(1 xx 8) + ((-3) xx 2)/(4 xx 2) + ((-5) xx 1)/(8 xx 1)`
(∵ L.C.M. of 1, 4 and 8 = 8)
`= (40)/8 + (-6)/8 + (-5)/8`
` = (40 - 6 - 5)/8 = (40 - 11)/8 =(29)/8`
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Find three rational numbers equivalent to `-5/9`
Find three rational numbers equivalent to `8/-15`
Compare: `(-7)/8 and 5/-6`
Arrange the given rational numbers in ascending order:
`7/10 , (-11)/-30 "and" 5/-15`
Add: `(-7)/25 "and" 9/-25`
Subtract:
`(-3)/10 "from" 1/5`
Evaluate: `(-6 xx 5/18) - (- 4 2/9)`
Divide: `-7 "by" (- 14)/5`
What rational number should be subtracted from `- 5/12` to get `5/24`.
Evaluate: `(7/8 xx 24/21) + ((-5)/9 xx 6/-25)`
