Advertisements
Advertisements
Question
Evaluate: `(- 9)/4 + 13/3 + 25/6`
Sum
Advertisements
Solution
`(- 9)/4 + 13/3 + 25/6`
LCM of 4, 3 and 6 is 12.
`(-9)/4 => (-9)/4 xx 3/3 = (- 27)/12`
`13/3 => 13/3 xx 4/4 = 52/12`
`25/6 => 25/6 xx 2/2 = 50/12`
`= (- 27 + 52 + 50)/12`
`= 75/12 = 25/4`
`therefore (- 9)/4 + 13/3 + 25/6 = 25/4`
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find x, such that: `(-27)/"x" = 9`
Compare: `(-7)/8 and 5/-6`
Add: `(-2)/5 "and" 3/7`
Evaluate: `- 2/3 + 5/2 + 2`
Multiply: `27/28 "and" -14`
Multiply: `- 24 "and" 5/16`
Evaluate: `(7/8 xx 8/7) + ((-5)/9) xx (6/-25)`
Evaluate: `((-4)/5 xx 3/2) + (9/-5 xx 10/3) - ((-3)/2 xx (-1)/4)`
Divide: `21/44 "by" - 11/9`
Evaluate: `(3 5/12 + 1 2/3) div (3 5/12 - 1 2/3)`
