What is 1 2/5*2 5/7 ?

The solution to 1 2/5*2 5/7 is 3 4/5

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simplify 1 2/5*2 5/7

simplify

1 \frac{2}{5} \cdot 2 \frac{5}{7}

3 \frac{4}{5}

Decimal Notation

3.8

Solution steps

1 \frac{2}{5} \cdot 2 \frac{5}{7}

Convert mixed numbers to improper fractions:

1 \frac{2}{5} = \frac{7}{5}

= \frac{7}{5} \cdot 2 \frac{5}{7}

Convert mixed numbers to improper fractions:

2 \frac{5}{7} = \frac{19}{7}

= \frac{7}{5} \cdot \frac{19}{7}

Cross-cancel common factor:

7

= \frac{19}{5}

Convert improper fractions to mixed numbers:

\frac{19}{5} = 3 \frac{4}{5}

= 3 \frac{4}{5}

2 x^{2} \cdot 12 x

8 a b^{2} + 2 b 18 a

\frac{38}{24}

- 0.9 (7 v + 7) + 0.3 (v + 10)