3% + 3/4 : 0,4 = dengan cara

3/4 : 4/10= 3/4 * 10/4 = 30/16
3/100 + 30/16 = 762/400

[tex]3\% + \frac{3}{4} \div 0.4 \\ = \frac{3}{100} + \frac{3}{4} \div \frac{4}{10} \\ = \frac{3}{100} + \frac{3}{4} \times \frac{10}{4} \\ = \frac{3}{100} + \frac{30}{16} \\ = \frac{12}{400} + \frac{750}{400} \\ = \frac{762}{400} \\ 1 \frac{362}{400} \\ 1 \frac{181}{200} [/tex]