Question

\(\frac{3}{10}+\frac{7}{5}-\frac{2}{2}=\)?

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Answer 1

Kết quả là:

 5/10

  Đáp số: 5/10

Answer 2

\(\frac{3}{10}+\frac{7}{5}-\frac{2}{2}\)

\(=\frac{17}{10}-\frac{2}{2}\)

\(=\frac{7}{10}\)

Answer 3

\(\frac{3}{10}+\frac{7}{5}-\frac{2}{2}\)

\(=\frac{3}{10}+\frac{7}{5}-1\)

\(=\frac{17}{10}-1\)

\(=\frac{7}{10}\)

Answer 4

\(\frac{3}{10}+\frac{7}{5}-\frac{2}{2}\)

\(=\frac{3}{10}+\frac{14}{10}-\frac{2}{2}\left(1\right)\)

\(=\frac{17}{10}-1\)

\(=\frac{7}{10}\)

Answer 5

3/10+7/5-2/2=7/10

Answer 6

\(\frac{3}{10}+\frac{7}{5}-\frac{2}{2}=\frac{15}{50}+\frac{70}{50}=\frac{17}{10}-\frac{2}{2}=\frac{17}{10}-\frac{10}{10}=\frac{7}{10}\)