Question

Q1.Add

–3

20

and

–11

25

? (2)

Q2.Verify that

(a + b) + c = a + (b + c)where :- a =

–1

4

, b = 3

4

, c =

5

4

(2)

Q3.What should be subtracted from

5

6

to get – 2/3 ? (3)

Q4.Divide the Sum of 8/3 and

12

7

by their difference (3)

Q5.Evaluate the following (3)



3

4

+ ( –2

3

) –5

4

Q6. Subtract

–6

11

from

–3

5

(2)

Q7.Compare (2)



–4

9

,

–2

4

,

–6

3

,

–8

2

Q8. The sum of two rational numbers is

–5

3

. If one of the numbers is – 4, find the

rational number. (3)​

Answer 1

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sorry1, ans :

-3+20= 17

-11+25=14