" /> -->

#### Term 2 Number System Model Question Paper

7th Standard EM

Reg.No. :
•
•
•
•
•
•

Maths

Time : 01:00:00 Hrs
Total Marks : 50
10 x 1 = 10
1. The place value of 3 in 85.073 is _______

(a)

tenths

(b)

hundredths

(c)

thousands

(d)

thousandths

2. To convert grams into kilograms, we have to divide it by

(a)

10000

(b)

1000

(c)

100

(d)

10

3. The decimal representation of 30 kg and 43 g is ____ kg.

(a)

30.43

(b)

30.430

(c)

30.043

(d)

30.0043

4. A cricket pitch is about 264 cm wide. It is equal to ____ m.

(a)

26.4

(b)

2.64

(c)

0.264

(d)

0.0264

5. 3 + $\frac { 4 }{ 100 } +\frac { 9 }{ 1000 }$ =?

(a)

30.49

(b)

3049

(c)

3.0049

(d)

3.049

6. 0.009 is equal to

(a)

0.90

(b)

0.090

(c)

0.00900

(d)

0.900

7. 37.70 ☐ 37.7

(a)

=

(b)

<

(c)

>

(d)

8. 78.56 ☐ 78.57

(a)

<

(b)

>

(c)

=

(d)

9. Between which two whole numbers 1.7 lie?

(a)

2 and 3

(b)

3 and 4

(c)

1 and 2

(d)

1 and 7

10. The decimal number which lies between 4 and 5 is ____

(a)

4.5

(b)

2.9

(c)

1.9

(d)

3.5

11. 5 x 2 = 10
12. Write the decimal numbers for the following pictorial representation of numbers.

13. Express the following in metres using decimal.
375 mm

14. Express the following in metres using decimal.
16 cm

15. Expand the following decimal numbers.
237.6

16. Expand the following decimal numbers.
5678.358

17. 5 x 3 = 15
18. The height of a person is 165 cm. Express this height in metre.

19. Praveen goes trekking with his friends. He has to record the distance in kilometres in his sports book. Can you help him?
The trekking record for four days are given below
4 m

20. Express the numbers given in expanded form in the place value grid. Also write its decimal representation.
40+6+$\frac { 7 }{ 10 } +\frac { 2 }{ 100 } +\frac { 6 }{ 1000 }$

21. Velan bought 8.36 kg of potato and Sekar bought 6.29 kg of potato. Which is heavier?

22. Megala and Mala bought two watermelons weighing 13.523 kg and 13.52 kg. Which is a heavier one?

23. 3 x 5 = 15
24. Convert the following into simplest fractions.
0.04

25. Find the decimal form of the following fractions.
153 + 96 + 7 + $\frac { 5 }{ 10 }$ + $\frac { 2 }{ 1000 }$

26. Write the following fractions as decimals.
$\frac { 9 }{ 1000 }$