Matematika

Pertanyaan

( 2 3/7 + 5 3/4) - 6 1/9 x 1 5/6 =......pakai cara

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  • [tex](2 \frac{3}{7} +5 \frac{3}{4})-6 \frac{1}{9} \times1 \frac{5}{6} \\ =(2 \frac{12}{28}+5 \frac{21}{28} ) - \frac{55}{9}\times \frac{11}{6} \\ =7 \frac{33}{28}- \frac{605}{54} \\ =8 \frac{5}{28}- 11 \frac{11}{54} \\ =8 \frac{135}{756} -11 \frac{154}{756} \\ = -3 \frac{19}{756} [/tex]

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