New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Rational Numbers Chapter 1A Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Rational Numbers Chapter 1 (Self Practice 1A) Solution

(1) Write four rational numbers equivalent to each of the following numbers

(a) 2/9

(b) -3/5

(c) 7/-11

(d) -6/-13

(2) Write the following rational numbers in standard form.

15/20, 64/72, -54/-63, 88/-99, -87/156

(3) Write the absolute value value of each of the following.

17/24, -6/35, -11/-17, 0, 28/-45

(4) Write the rational numbers whose absolute value is 5/6.

SOLUTION From Question 1 to 5:

(6) Which pairs of rational numbers are not equivalent?

(a) 15/19, -15/-19 (b) 28/-49, -4/7 (c) 16/17, 26/27 (d) 27/99, 51/187 (e) 16/20, 4/-5

(7) Compare. Write <, > or = in the blanks to make a true statement.

(a) -8/15 ____ -7/30

(b) -1/5 ____ -1/4

(c) 3/10 ____ 5/12

(d) 5/6 ____ 15/18

(e) 1/-25 ___ 1/50
(f) 17/40 ___ 0.519
(g) -8.9 ___ -33/4
(h) -1/8 ____ 4/-32
(i) 18/-19 ___ -10/11
(j) -16/25 ____ 17/-21
(k) -5/3 ____ 40/27
(l) 15/-16 _____ -9/10

SOLUTION From Question 1 to 5:

(8) Arrange the following groups of rational numbers in ascending order.

(a) -1/4, 1/2, 7/8, 15/16, -9/40

(b) 5/7, -7/25, 9/-4, -6/5, 8/11

(9) Arrange the following groups of rational numbers in descending order.

(a) -13/8, 23/12, -27/16, 17/9, -11/6

(b) -7/16, -1/4, 1/8, 9/32, 18/25

SOLUTION From Question 8 to 9:

17 Comments

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  1. I can’t understand ouestion number 4
    Plzzzz can u explain me

  2. Hi this is Nandani Raghuvanshi
    I can’t understand ouestion number 4
    Please can you explain me

    1. Absolute value – One is Positive & One is Negative

      1. Thanks you so much

    2. Because absolute value mein jo number minus mein hota hai vo plus me ho jata hai ok

  3. Please explain question 8 and 9

    1. At first we will ask a question Which is greater number Positive or Negative? Obviously Positive.
      are you get you answer?

  4. hello do we have some kind of PDF available for these solutions

  5. I have on question if you not explain any question please do that.

    1. Please tell here your question Ayush

    2. Asending ka lcm kadna

  6. I don’t understand question 8 and 9 please you can explain me.

    1. Sure at first make all the the fraction same denominator, otherwise we cant understand which one is the lower and which one is greater. So how to make same denominator?
      At first all the denominator and LCM it. When it is done. then make it. then you can easily place it ascending order or descending order.
      Thank You

  7. I can’t understand Q.no.= 4&6
    Can anyone explain me.

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