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Use the distributibity of multiplication...

Use the distributibity of multiplication of rational numbers over their addition to simplify: `2/7x(7/(16)-(21)/4)` (ii) `3/4x\ (8/9-40)`

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Use the distributibity of multiplication of rational numbers over their addition to simplify: (2)/(7)x((7)/(16)-(21)/(4))( ii) (3)/(4)x((8)/(9)-40)

Use the distributibity of multiplication of rational numbers over their addition to simplify: (3)/(5)x((35)/(24)+(10)/(1))( ii) (-5)/(4)x((8)/(5)+(16)/(5))

Simplify: 3/4+7/(16)+5/8

Find 3 rational number between 4/7 and 9/7 .

Simplify: (7)/(9)+(3)/(-4)

Name the property of multiplication of rational number illustrated by the statement: (7)/(4)x((-8)/(3)+(-13)/(12))=(7)/(4)x(-8)/(3)+(7)/(4)x(-13)/(12)

Name the property of multiplication of rational number illustrated by the statement: (-3)/(2)x(5)/(4)+(-3)/(2)x(-7)/(6)=(-3)/(2)x((5)/(4)+(-7)/(6))

Name the property of multiplication of rational number illustrated by the statement: (-5)/(9)x((4)/(15)x(-9)/(8))=((-5)/(9)x(4)/(15))x(-9)/(8)

Simplify: 2-3/5 (ii) 4+7/8

Using commutativity and associativity of addition of rational numbers,express each of the following as a rational number: (2)/(5)+(7)/(3)+(-4)/(5)+(-1)/(3) (ii) (3)/(7)+(-4)/(9)+(-11)/(7)+(7)/(9)

NCERT EXEMPLAR-RATIONAL NUMBERS -Exercise
  1. Use the distributibity of multiplication of rational numbers over th...

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  2. Use the distributibity of multiplication of rational numbers over t...

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  3. Use the distributibity of multiplication of rational numbers over t...

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  4. Use the distributivity of multiplication of rational numbers over th...

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  5. Simplify (32)/(5)+(23)/(11)xx (22)/(15)

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  6. Simplify (3)/(7)xx(28)/(15)div (14)/(5)

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  7. Simplify (3)/(7) +(-2)/(21)xx(-5)/(6)

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  8. Simplify (7)/(8) +(1)/(16) -(1)/(12)

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  9. Identify the rational number that does not belong with the other three...

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  10. The cost of (19)/(4) metres of wire is Rs. (171)/(2) . Find the cost ...

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  11. A train travels (1445)/(2) km in (17)/(2) hours. Find the speed of the...

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  12. If 16 shirts of equal size can be made out of 24m of cloth, how much c...

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  13. (7)/(11) of all the money in Hamid’s bank account is Rs. 77,000. How m...

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  14. A 117(1)/(3) m long rope is cut into equal pieces measuring 7(1)/(3) m...

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  15. (1)/(6) of the class students are above average, (1)/(4) are average ...

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  16. (2)/(5) of total number of students of a school come by car while (1)/...

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  17. Huma, Hubna and Seema received a total of Rs. 2,016 as monthly allowan...

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  18. A mother and her two daughters got a room constructed for Rs. 62,000. ...

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  19. Tell which property allows you to compare (2)/(3) xx [(3)/(4) xx (5)/(...

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  20. Name the property used in the following. (-7)/(11)xx(-3)/(5)=(-3)/5x...

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