1.

5Is-1914?the multiplicative inverse of -114​

Answer»

JNANA Jyothi Public School

Class - 7 Sub-Maths

REVISION exercise

I. Use number line and add the FOLLOWING integers :

1. 9+(-6)

2. (-1)+(-7)

3. (-2)+8+(-4)

II. Find the sum of :

1. 137 and -354

2. -52 and 52

3. -50 ,-200 and 300

III. Solve:

1. 3/5 + 2/7

2. 8/3 +7/2



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