hasil dari 0,4+5/4-75%

0,4+5/4-75%
0,4+1,25-0,75
1,65-0,75
0,90

[tex]0.4 = \frac{4}{10} \times 10 = \frac{40}{100} \\ \frac{5}{4} \times 25 = \frac{125}{100} \\ 75 \% = \frac{75}{100} [/tex]
[tex] \frac{40}{100} + \frac{125}{100} = \frac{165}{100} - \frac{75}{100} = \frac{90}{100} [/tex]