Question

5
FILL IN THE BLANKS:
1. (-30) + = 60
+ (-22) = 0
- 88
(+50) = -80
5. (-7) -(-15)
10
II ANSWER THE FOLLOWING:
1. Add : 8 and -12 using number line
2. 82 + (-75)
3. Subtract :- 3-(-4) using number line
4. 35-(-64)
5. Complete the following:
(i) - 603 +603 =
- 777 + = 0.
0 + (-140) =
(iv) -611 + = -611.
III ANSWER THE FOLLOWING:
10
1. Thenmalar appeared for competitive exam which has negative scoring of 1 mark for each
incorrect answer. In paper-I she answered 25 questions incorrectly and in paper -11 , 13
question incorrectly. Find the total reduction of marks
2. A lift is on the ground floor. If it goes 5 floors down and then moves up to 10 floors from
there. Then in which floor will the lift be?​

Answer 1

Step-by-step explanation:

ummm please from next time wrote it properly so that it's easy for people to understand thank you

Answer 2

Answer:

II ANSWERS THE FOLLOWING :

Step-by-step explanation:

2 ANSWERS:

82+(-75)

82-75 =7