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Q.2 Convert the given decimal fractions to per cents:
(?) 0.65
(b) 2.1
(c) 0.02
(d) 12.35
Answer :

(a) 0.65 =\(\frac{0.65×100}{100} \) = 0.65 × 100% = 65% (b) 2.1 = \(\frac{2.1×100}{100} \)= 2.1 ×100% = 210% (c) 0.02 =\(frac{0.02×100}{100} \)= 0.02 × 100% = 2% (d) 12.35 = \(\frac{12.35×100}{100} \) = 12.35 × 100% = 1235%