45% dibagi 0,25 dikali 2 1/4
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[tex]45\% \div 0.25 \times 2 \frac{1}{4} \\ \\ = \frac{45}{100} \div \frac{25}{100} \times \frac{9}{4} \\ \\ = \frac{9}{20} \div \frac{1}{4} \times \frac{9}{4} \\ \\ = \frac{9}{20} \times \frac{4}{1} \times \frac{9}{4} \\ \\ = \frac{9}{20} \times \frac{1}{1} \times \frac{9}{1} \\ \\ = \frac{81}{20} = 4 \frac{1}{20} [/tex]
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45% ÷ 0,5 × 2 1/4
= 45/100 ÷ 25/100 × 9/4
= 45/100 × 100/25 × 9/4
= 4.500/2.500 × 9/4
= 40.500/10.000
= 81/20
= 4 1/20
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