Teacher's Resources

3. Decimals

Click the correct answer (True & False).

A decimal number cannot be divided by another decimal number having the whole part zero.

True

False

On multiplying a decimal number by 10, decimal point shifts to the right by one place.

True

False

The decimal 0.245 is read as zero point two four five.

True

False

Subtracting 0.54 from a number is the same as subtracting 0.054 from the same number.

True

False

The product of a decimal number and a whole number can never be a whole number.

True

False

To divide a decimal number by 100, we move the decimal point in the number to the left by two places.

True

False

The value of 3.59 ÷ 10 is 35.9.

True

False

Click the correct answer.

What is the value of 0.03784 × 1,000?

3.784

37.84

378.4

3,784

What is the place value of 3 in 78.0123?

$$\frac{3}{10}$$

$$\frac{3}{100}$$

$$\frac{3}{1000}$$

$$\frac{3}{10000}$$

Which fraction in its lowest terms represents 0.72?

$$\frac{18}{50}$$

$$\frac{36}{50}$$

$$\frac{72}{100}$$

$$\frac{18}{25}$$

What will you get on subtracting 4.81 from 43.17?

38.36

38.81

38.17

47.98

What is the decimal form of 'seventeen and seven thousandths'?

17.7000

17.07

17.007

17.0007

Which of the following will give a different answer?

6 ÷ 0.21

60 ÷ 2.1

0.6 ÷ 0.21

600 ÷ 21

Which of the following has the smallest value?

0.0002

0.02

0.2

0.002

Click the correct answer.

The expression (2.8 × 6.15) is equal to .

1.722

17.22

172.2

The number of digits in the decimal part of (5.68 × 3.222) will be .

The decimal number 7.0903 rounded off correct to four significant figures is .

7.090

7.09

7.0903

The value of the expression (0.01 × 0.001 × 1,000) is .

0.1

0.001

0.01

0.05 is the 0.02.

equal to

less than

greater than

32.1234 – 25.359 =

6.5644

6.7644

8.7644

3.615 × 5 =

16.045

180.75

18.075

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