Free Decimals Subjective Test 02 Practice Test - 6th grade 

Question 1

Dolly had Rs.15.50, she gave Rs.3.20 to Shivam. How much money was left with her? [1 MARK]

SOLUTION

Solution :

Since Dolly gave Rs.3.20 to Shivam, subtract that amount from the money she has.

Rs.15.50 - Rs.3.20 = Rs.12.30.

Question 2

What is the fraction of coloured squares to the total number of squares?  State your answer in decimals also. [2 MARKS]

SOLUTION

Solution :

Fraction: 1 Mark
Decimal: 1 Mark

There are 100 squares. 46 out of them are coloured. This picture shows forty-six hundredths.


To write 46 hundredths as a decimal, we use a place value chart.

The answer is 0.46.

Question 3

Find the place values of the following numbers: [2 MARKS]
1) 564.13
2) 42.146

SOLUTION

Solution :

Place values: 1 Mark each

1.

HundredsTensOnesTenthsHundredths56413

2. 
TensOnesTenthsHundredthsThousandths42146

Question 4

Change the following values into the units mentioned next to it. [3 MARKS]
 

Number      Change from      Change to
204 Millimeters Kilometers
591 Milligrams Grams
75062 Paise Rupees

SOLUTION

Solution : Values: 1 Mark each

204 Millimeters = 0.000204 Kilometers
591 Milligrams = 0.591 Grams
75062 Paise = 750.62 Rupees

Question 5

Arrange the given sets of numbers in their descending order. [3 MARKS]

1)  5.1, 7.3, 1.6, 7.2, 6.2
2)  1.4, 1.004, 1.04, 1.0004, 1.00004
3)  7.3, 1.1, 0.6, 7.02, 6.2

SOLUTION

Solution :

Descending order: 1 Mark each

1)  7.3 > 7.2 > 6.2 > 5.1 > 1.6
2)  1.4 > 1.04 > 1.004 > 1.0004 > 1.00004
3)  7.3 > 7.02 > 6.2 > 1.1 > 0.6

Question 6

Express the following decimals in words: [3 MARKS]

i) 0.41
ii) 1.62
iii) 2.5
 

SOLUTION

Solution :

Expressions: 1 Mark each

i) Forty-one hundredths
ii) One and sixty-two hundredths
iii) Two and five tenths

Question 7

Perform the following arithmetic operations. [4 MARKS]

1) 62.54.13+7.481.2 = ?
2) (2.7×4.1)(3.5×1.7)  = ?
3) (0.07×100)+(21.5×2) = ?
4) 5.07+1.534.014 = ?

SOLUTION

Solution :

Each option: 1 Mark

1) 62.54.13+7.481.2=64.65
2) (2.7×4.1)(3.5×1.7)=5.12
3) (0.07×100)+(21.5×2)=50
4) 5.07+1.534.014=2.586

Question 8

Express the following in decimal form. [4 MARKS]

1. Nine-tenths
2. Five and seventy-eight hundredths
3. Three and two-thousandths
4. Four and nine hundredths

SOLUTION

Solution :

Decimal forms: 1 Mark each

1. Nine-tenths = 0.9
2. Five and seventy-eight hundredths = 5.78
3. Three and two thousandths = 3.002
4. Four and nine hundredths = 4. 09

Question 9

Find the products of the following numbers: [4 MARKS]

1) 2.7×6.1 = ?
2) 2.8×0.14 = ?
3) 2.6×3.14 = ?
4) 0.08×6.22 = ?

SOLUTION

Solution :

Product: 1 Mark each

1) 2.7×6.1=16.47
2) 2.8×0.14=0.392
3) 2.6×3.14=8.164
4) 0.08×6.22=0.4976

Question 10

Perform the following arithmetic operations: [4 MARKS]
i) 0.22 + 1.0052 = ?
ii) 1.723 - 0.546 = ?
iii) 1.42 ×9.24 = ?
iv) 0.52 + 0.48 = ?

SOLUTION

Solution :

Arithmetic operations: 1 Mark each

i) 0.22 + 1.0052 = 1.2252
ii) 1.723 - 0.546 = 1.177 
iii) 1.42 × 9.24 = 13.1208
iv) 0.52 + 0.48 = 1.0