Matematika Sekolah Menengah Atas 3 5/7×5 1/2-2/5

tolong menggunakan cara nya ya​

3 5/7×5 1/2-2/5

tolong menggunakan cara nya ya​

Jawaban:

[tex]\boxed{\red{Answer \: by} \: \blue{barujalan265}}[/tex]

[tex]3 \frac{5}{7} \times 5 \frac{1}{2} - \frac{2}{5} [/tex]

[tex] = \frac{26}{7} \times \frac{11}{2} - \frac{2}{5} [/tex]

[tex] = \frac{26 \times 11}{7 \times 2} - \frac{2}{5} [/tex]

[tex] = \frac{286}{14} - \frac{2}{5} [/tex]

[tex] = \frac{286 \times 5}{14 \times 5} - \frac{2 \times 14}{5 \times 14} [/tex]

[tex] = \frac{1430}{70} - \frac{28}{70} [/tex]

[tex] = \frac{1402}{70} = 20 \frac{1}{35} [/tex]

#Cmiiw

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