** **

Q1 - Find the sum of given integer -315, 14 and 36.

Q2 - Subtract - 14 from - 22.

Q3 - Find: (a) (-37) - 25 + (-19) + (-3)

(b) **40 - (-25) - (-1)**

** (c) (-7) + (-9) + 4 + 15**

Q 4 - True or False: The predecessor of –193 is –194.

Q 5 Fill in the blanks with >, < or = sign.

(i) (–3) + (–6) ______ (–3) – (–6)

(ii) (–21) – (–10) _____ (–31) + (–10)

(iii) 45 – (–11) _____ 57 + (–3)

(iv) (–25) – (–42) _____ (–42) – (–25)

Q6 **Draw a number line and answer the following. **

**(i) which number will we reach if we move 4 numbers to the right of –3.**

**(ii) Which number will we reach if we move 5 numbers to the left of 2.**

**(iii) If we are at –7 on the number line, in which direction should we move to reach –13.**

**(iv) If we are at –5 on the number line, in which direction should we move to reach –1.**

**Q 7 Represent the following numbers as integers with appropriate signs. **

**(i) An aeroplane is flying at a height two thousand meter above the ground.**

**(ii) A submarine is moving at a depth, eight hundred meter below the sea level.**

**(iii) A deposit of rupees two hundred.**

**(iv) Withdrawal of rupees seven hundred.**

**Q 8 **
Write** **opposite of the following.

(i) Increase in weight (ii) 30 km east (iii) 326 BC (iv) Loss of Rs. 500

**Q.9 Solve using the number line. **

**1) – 8 + 5 2) 5 – (-2) **

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