The DAV Books Solutions Class 5 Maths and DAV Class 5 Maths Chapter 12 Worksheet 2 Solutions of Percentage offer comprehensive answers to textbook questions.
DAV Class 5 Maths Ch 12 Worksheet 2 Solutions
Question 1.
Express the following as a fraction in the lowest term.
(a) 3%
Solution:
3% = \(\frac{3}{100}\)
(b) 35%
Solution:
35% = \(\frac{35}{100}\) (Divide 35 and 100 by HCF 5)
= \(\frac{7}{20}\)
(c) 138%
Solution:
138% = \(\frac{138}{100}\) (Divide 138 and 100 by HCF 2)
= \(\frac{69}{50}\)
= 1\(\frac{19}{50}\)
(d) 675%
Solution:
675% = \(\frac{675}{100}\) (Divide 675 and 100 by HCF 25)
= \(\frac{27}{4}\)
= 6\(\frac{3}{4}\)
(e) 80%
Solution:
80% = \(\frac{80}{100}\) (Divide 80 and 100 by HCF 20)
= \(\frac{4}{5}\)
(f) 150%
Solution:
150% = \(\frac{150}{100}\) (Divide 150 and 100 by HCF 50)
= \(\frac{3}{2}\)
= 1\(\frac{1}{2}\)
Question 2.
Express the following percentages into decimals.
(a) 0.2%
Solution:
The Decimal shifted by two places to the left when we converted percentages into decimals.
0.2% = \(\frac{0.2}{100}\) = .002
(b) 5.6%
Solution:
The Decimal shifted by two places to the left when we converted percentages into decimals.
5.6% = \(\frac{5.6}{100}\) = .056
(c) 2.75%
Solution:
The Decimal shifted by two places to the left when we converted percentages into decimals.
2.75% = \(\frac{2.75}{100}\) = .0275
(d) 3.8%
Solution:
The Decimal shifted by two places to the left when we converted percentages into decimals.
3.8% = \(\frac{3.8}{100}\) = .038
(e) 1.9%
Solution:
The Decimal shifted by two places to the left when we converted percentages into decimals.
1.9% = \(\frac{1.9}{100}\) = .019
(f) 9.5%
Solution:
The Decimal shifted by two places to the left when we converted percentages into decimals.
9.5% = \(\frac{9.5}{100}\) = .095
Question 3.
Complete the table given below. The first is done for you.
Solution:
Question 4.
Convert the following into fractions in the lowest term.
(a) \(\frac{3}{4}\)%
Solution:
(b) 16\(\frac{2}{3}\)%
Solution:
(c) 33\(\frac{1}{3}\)%
Solution:
\(\frac{1}{3}\)
(d) 7\(\frac{1}{7}\)%
Solution:
(e) 11\(\frac{1}{4}\)%
Solution:
(f) 12\(\frac{1}{2}\)%
Solution:
DAV Class 5 Maths Chapter 12 Worksheet 2 Notes
Convert percentages into fractions in the lowest term.
Example 1.
Convert 25% into a fraction.
Solution:
25% = \(\frac{25}{100}\) (Divide 25 & 100 100 by HCF 25)
= \(\frac{1}{4}\)
Convert percentages into decimal numbers.
Example 2.
Convert 35% into a decimal number.
Solution:
35% = \(\frac{35}{100}\)
= 0.35 (Decimal shifted by two places to the left)
Example 3.
Convert 343% into a decimal number.
Solution:
343% = \(\frac{343}{100}\)
= 3.43 (Decimal shifted by two places to the left)