Home
Class 7
MATHS
Evaluate : (i) (-3)/(5)+ (7)/(5)+(-1)/...

Evaluate :
`(i) (-3)/(5)+ (7)/(5)+(-1)/(5)`
(ii) `(-12)/(7)+(3)/(7)+(-2)/(7)`
(iii) `(11)/(-12)+ (3)/(-8)+ (1)/(4)`
(iv)` (-16)/(9)+ (-5)/(12)+ (7)/(18)`
(v) `-3+(1)/(8)+ (-2)/(5)`
(vi) `(-13)/(8)+ (5)/(16)+(-1)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
(i) `(3)/(5)`
(ii) `(-11)/(7)`
(iii) `(-25)/(24)`
(iv)`(-6 5)/(36)`
(v) `(-131)/(40)`
(vi)`(-119)/(132)`
Promotional Banner

Topper's Solved these Questions

  • RATIONAL NUMBERS

    RS AGGARWAL|Exercise EXERCISE 4D|16 Videos

  • RATIONAL NUMBERS

    RS AGGARWAL|Exercise EXERCISE 4E|6 Videos

  • RATIONAL NUMBERS

    RS AGGARWAL|Exercise EXERCISE 4B|10 Videos

  • RATION AND PROPORTION

    RS AGGARWAL|Exercise Test papers|18 Videos

  • REFLECTION AND ROTATIONAL SYMMETRY

    RS AGGARWAL|Exercise Exercise B|12 Videos

Similar Questions

Explore conceptually related problems

Evaluate : (i) (3)/(4)-(4)/(5) (ii) -3-(4)/(7) (iii) (7)/(24)-(19)/(36) (iv) (14)/(15)-(13)/(20) (v) (4)/(9)-(2)/(-3) (vi) (7)/(11)- (-4)/(-11) (vii) (-5)/(14) -(-2)/(7) (viii) (-5)/(-8)-(-3)/(4)

Add the following rational numbers : (i) (12)/(7) and (3)/(7) : (ii) (-2)/(5) and (1)/(5) (iii) (3)/(8) and (1)/(8) (iv) (-5)/(11) and (7)/(-11) (v) (9)/(-13) and (-11)/(-13) (vi) (-2)/(9) and (5)/(9) (vii) -(17)/(9) and (-11)/(9) (viii) (-3)/(7) and (5)/(-7)

Add the following rational numbers: (i) (3)/(4) and (-3)/(5) (ii) (5)/(8) and (-7)/(12) ,(iii) (-8)/(9) and (11)/(6) ,((iv) (-5)/(16) and (7)/(24) ,(v) (7)/(-18) and (8)/(27) ,(vi) (1)/(-12) and (2)/(-15) , (vii) -1 and (3)/(4) ,(viii) 2 and (-5)/(4) ,(ix) 0 and (-2)/(5)

Verify each of the following: (i) (3)/(7)xx(-5)/(7) = (-5)/(9)xx(3)/(7) (ii) (8)/(7) xx (13)/(9) = (13)/(9) xx (-8)/(7) (iii) (-12)/(5)xx (7)/(-36) = (7)/(-36) xx (-12)/(5) (iv) -8 xx (-13)/(12) = (-13)/(12)xx(-8)

Subtract : (i) (3)/(4) from (1)/(3) (ii) (-5)/(6) from (1)/(3) (iii) (-8)/(9) from (-3)/(5) (iv) (-9)/(7) from -1 (v) (-18)/(11)from1 (vi) (-13)/(9) from0 (vii) (32)/(13) from (-6)/(5) (viii) -7 from (-4)/(7) (ix) (5)/(9) from (-2)/(3) (x) 5 from (-3)/(5)

Simplify : (i) (3)/(20)xx(4)/(5) (ii) (-7)/(30)xx(5)/(14) (iii) (5)/(-18)xx(-9)/(20) (iv) (-9)/(8)xx(-16)/(3) (v) -32xx(-7)/(36) (vi) (16)/(-21)xx(-14)/(5)

Verify the following: (i) (-12)/(5)+(2)/(7)=(2)/(7)+(-12)/(5) (ii) (-5)/(8)+(-9)/(13)= (-9)/(13)+(-5)/(8) (iii) 3+(-7)/(12)=(-7)/(12)+3 (iv) (2)/(-7)+(12)/(-35)=(12)/(-35)+(2)/(-7)