SAMACHEER KALVI - 8th Maths - chapter 1 -NUMBERS - Important 3 Marks

     MATHS-I PAPER      

                                                  CHAPTER-1

I. ANSWER ALL THE FIVE OF THE FOLLOWING:                   5 X 3 = 15

1. Draw a number line and represent the following rational numbers on it.

                (i) 15/-4     (ii) 9/4

2. Write the decimal form of the following rational numbers.

                (i) 125    (ii) 13/4

3. Find the sum:

                            −423+7512

                 

4. Subtract :

                 −8/44   from  −17/11

5. Find (a + b) / (a - b) if

                   a = -3/5,     b = 2/15

Numbers

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