Advertisements
Advertisements
प्रश्न
Evaluate: `(-6 xx 5/18) - (- 4 2/9)`
बेरीज
Advertisements
उत्तर
`(-6 xx 5/18) - (- 4 2/9)`
`= (-1 xx 5/3) - ((-(4 xx 9 + 2))/9)`
| 3 | 3,9 |
| 3 | 1,3 |
| 1,1 |
L.C.M. = 9
`= (-5)/3 - ((- 38)/9)`
`= (-5)/3 + 38/9 = (- 5 xx 3)/(3 xx 3) + (38 xx 1)/(9 xx 1)`
`= (- 15 + 38)/9 => 23/9 = 2 5/9`
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Arrange the given rational numbers in descending order:
`5/8, 13/-16 "and" (-7)/12`
Add: `1/-18 "and" 5/-27`
Evaluate: `- 5 + 5/-8 + (-5)/(-12)`
Evaluate: `2/3 xx -6/7`
Evaluate: `3 1/8 xx (-2 2/5)`
Multiply: `(-13)/15 "and" (-25)/26`
Find the cost of `3 1/2` m cloth, if one metre cloth costs ₹325 `1/2`.
Divide: `(- 22)/9 "by" 11/18`
Evaluate: `7/-27 + 11/18`
Evaluate: `(8/15 xx (-25)/16) + ((-18)/35 xx 5/6)`
