Question

1. Find the value of:
(i) 49 – (-40) – (-3) + 69
(ii) (+18) – (-12) – (+6) – (-9)
2. Subtract the first integer from the second in each of the following:
(i) – 12, 8
(ii) – 225, – 135
3. Fill in the blanks:
(i) To subtract (- 8) from 16, we add .................. to 16.
(ii) To subtract 8 from - 16, we add .................. to - 16.

4. The temperature on a cold winter day starts out at 10 degrees, but it drops rapidly 24 degrees due to
strong cold front moving wave. What is the current temperature?

HOTS
5. In a magic square each row, column and diagonal have the same sum. Check which of the following
is a magic square. . ( refer the image for this Q5)

Answer 1

Answer:

1)168

2)33

3)-20

4)-90