Mental Maths for Class 3 - Worksheet 1

1. 1825-25 = __________

1825
25
1800
1850

2. 17 tens - 4 tens = ______

13
130
21
210

3. 5000 - ________ = 4900

50
4900
10
100

4. The answer of subtraction is called ____________.

difference
sum
product
Division

5. 1234 – 200 = ___________

1000
1200
1034
1230

6. 15 pairs of earrings = __________ earrings.

2
30
15
17

7. 23 X 10 = _______

23
10
230
2310

8. 67 x ____ = 0

1
0
67
10

9. If you buy a pencil box that costs Rs.45 with a 100 rupee note, you will get back Rs.___.

45
55
100
5

10. Which number will you multiply by 10 to get 300? ___________

3
10
30
300

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