3,75 + 1 atau 5 * 0,8 dengan cara desimal
[tex]3,75 + \frac{1}{5} \times 0,8 \\ = \frac{375}{100} + \frac{1}{5} \times \frac{8}{10} \\ = \frac{375}{100} + \frac{8}{50} \\ = \frac{375}{100} + \frac{16}{100} \\ = 375\% + 16\% \\ = 391\%[/tex]
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