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CBSE · Class 6 · Mathematics

The Other Side of Zero

Standard difficulty · 20 questions · 40 marks

Name: Date: Score: ____ / 40

Show your working for Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
Which is the smallest: −25, 0, 24, 25?
  1. 24
  2. 0
  3. 25
  4. −25
2.
20 + (−12) equals:
  1. 8
  2. 32
  3. −8
  4. −32
3.
−10 − (−25) equals:
  1. −15
  2. −35
  3. 35
  4. 15
4.
On a number line, the numbers to the left of 0 are:
  1. even
  2. zero
  3. positive
  4. negative
5.
A lift is at floor 7. It goes up 6 floors. Which floor is it on now?
  1. 14
  2. 1
  3. 13
  4. −13
6.
The temperature is 3 °C and falls by 17 degrees. What is the new temperature?
  1. −13 °C
  2. −14 °C
  3. 20 °C
  4. 14 °C
7.
If +10 m means 10 m above sea level, then −10 m means:
  1. 20 m below sea level
  2. 10 m above sea level
  3. 10 m below sea level
  4. at sea level
8.
Which number added to −14 gives 0?
  1. 0
  2. −14
  3. 14
  4. −28
Section B — Short answer8 × 2 = 16 marks
9.
Arrange in increasing order: −29, 24, 15, −7, −1.
10.
Find 7 + (−15) + 5 + 17.
11.
Find −5 − (−9).
12.
How many integers are there strictly between −22 and 16?
13.
Fill in the box: 2 + ☐ = 21.
14.
A bank balance is Rs 2,958. A payment of Rs 4,850 is made from it. Write the new balance as an integer.
15.
What number do 9 positive tokens and 8 negative tokens make together?
16.
How far apart are 17 and −17 on the number line?
Section C — Word problems4 × 4 = 16 marks
17.
A lift starts at floor 4 of a building with basements. It goes up 2, then up 7, then up 1 floors. Where does it stop?
18.
In Kargil the temperature was 18 °C in the afternoon and −12 °C at night. By how many degrees did it fall?
19.
Kabir's account starts at Rs 0. Kabir puts in Rs 884, takes out Rs 232, puts in Rs 150, takes out Rs 821. What is the balance now?
20.
A bird flies 38 m above sea level and a fish swims 34 m below it. Taking sea level as 0, write both heights as integers and find the distance between them.
AmbifulWorksheets
Practice that never repeats
CBSE · Class 6 · Mathematics

Answer key

The Other Side of Zero · AW-6M-INT-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(d) −25−25 is furthest to the left on the number line
2(a) 8adding −12 means moving 12 steps left
3(d) 15subtracting −25 is the same as adding 25
4(d) negative—
5(c) 137 + 6 = 13
6(b) −14 °C3 − 17 = −14
7(c) 10 m below sea level—
8(c) 14−14 + 14 = 0
9−29, −7, −1, 15, 24smallest (furthest left on the number line) first
1014positives 29, negatives −15
114subtracting −9 is adding 9: −5 + 9 = 4
123721 negatives, 0, and 15 positives
131921 − 2 = 19
14−18922958 − 4850 = −1892 (the account owes Rs 1,892)
1518 pairs cancel out, leaving 1
1634 units17 − (−17) = 34
17floor 144 + 2 + 7 + 1 = 14
1830 degrees18 − (−12) = 30
19−19 (owes Rs 19)884 − 232 + 150 − 821 = −19
2038 and −34; 72 m apart38 − (−34) = 72