Jawaban:
[tex] - 2.5 \times 7 = - \frac{175}{10} = - \frac{35 \: . \: 5}{2 \: . \: 5} = - 17 \frac{1}{2} \\ - 17 \frac{1}{2} \times - 4 = \frac{140}{2} = \frac{70 \: . \: 2}{1 \: . \: 2} = 70[/tex]
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Verified answer
Jawaban:
[tex] - 2.5 \times 7 = - \frac{175}{10} = - \frac{35 \: . \: 5}{2 \: . \: 5} = - 17 \frac{1}{2} \\ - 17 \frac{1}{2} \times - 4 = \frac{140}{2} = \frac{70 \: . \: 2}{1 \: . \: 2} = 70[/tex]
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