Question

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Grade IX Rational numbersWork sheet-21.Rational numbers are commutativeunder ____ and _____ .2.Addition is associative for rational numbers. That is, for any rational numbers a, b and c,---------3. Distributivity law is-------4.When you add _____ to a whole number , the sum is again that whole number5.Every rational number has its ---------&-----------inverse.6.Every integer whether positive, negative or zero is a ----------number7. Write the additive inverse of the following.a) -6/-5. b) 2/-7. C) -5/118. Find the multiplicative inverse of the followinga) -17. b) -12/17. c) (-3/8)× (-5/2)9. By what numbershould we multiply -8/13 to get the product 32?10. Simplify using suitable propertya) [(-2/3)×(3/5) + (5/2)-(3/5)]b)25[(-3/7)+(-1/6)]11. Multiply 6/13 by the reciprocal of -7/16.12. If (4/9)÷×= -10/3, then find the value of x.​

Answer 1

Answer:

58

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