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EXAMPLE 1. Find the additive inverse of:...

EXAMPLE 1. Find the additive inverse of:
(i) `frac(5)(9)` (ii) `frac(-15)(7)` (iii) `frac(8)(-13)` (iv) `frac(-12)(-13)`

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RS AGGARWAL-RATIONAL NUMBERS-SOLVED EXAMPLES
  1. EXAMPLE 8. Express each of the following rational number as the sum of...

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  2. EXAMPLE 9. Rahul walks frac(2)(3) km from a place p towards east and t...

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  3. EXAMPLE 1. Find the additive inverse of: (i) frac(5)(9) (ii) frac(-1...

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  4. EXAMPLE 2. Subtract (i) frac(3)(4)("from")frac(2)(3) (ii) frac(-5)(7)(...

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  5. The sum of two rational numbers is -5. If of the numbers is frac(-13)(...

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  6. . What should be added to frac(-7)(8) to get frac(4)(9) ?

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  7. What should be subtracted from frac(-2)(3) to get frac(5)(6) ?

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  8. . Find the product: (i) frac(2)(3) xx frac(5)(7) (ii) frac(3)(4) xx ...

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  9. . Simplify: (i) frac(-36)(7) xx frac(-14)(9) (ii) frac(-8)(13) xx frac...

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  10. Simplify: (i) (7)(18) xx(-4) (ii) (-36) xx ((-5)(9))

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  11. Simplify: (i) frac(-5)(9) xx frac(63)(-100) (ii) frac(-11)(9) xx frac(...

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  12. S car is moving at an average speed of 56(4/5) km/h. How much distance...

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  13. . Write down the reciprocal of: (i) frac(13)(7) (ii) frac(-8)(9) (ii...

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  14. EXAMPLE 1. Simplify: (i) frac(7)(15) div frac(2)(3) (ii) frac(-8)(35...

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  15. Fill in the blanks: (27)(16)div(...)=(-15)(8).

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  16. The product of two rational numbers is frac(-8)(9). If one of the numb...

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  17. By What number should (-33)(8) be divided to get (-11)(2) ?

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  18. The cost of 15 pencils is Rs37frac(1)(2). Find the cost of each pencil...

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  19. S car is moving at an average speed of 56frac(4)(5) km/h. How much dis...

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  20. Write down the reciprocal of: (i) frac(13)(7) (ii) frac(-8)(9) (iii)...

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