4,5 dong kak gimna caranya

No 4
[tex] \frac{8}{15} \div 10 = \frac{8}{15} \times \frac{1}{10} = \frac{4}{75} [/tex]

No 5
[tex] \frac{1}{3} \div 6 = \frac{1}{3} \times \frac{1}{6} = \frac{1}{18} [/tex]

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