What is 4+7 2/5 \times 3 1/4 ?

The solution to 4+7 2/5 \times 3 1/4 is 28 1/20

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4+7 2/5 \times 3 1/4

4 + 7 \frac{2}{5} \cdot 3 \frac{1}{4}

28 \frac{1}{20}

Solution steps

4 + 7 \frac{2}{5} \cdot 3 \frac{1}{4}

Convert mixed numbers to improper fractions:

7 \frac{2}{5} = \frac{37}{5}

= 4 + \frac{37}{5} \cdot 3 \frac{1}{4}

Convert mixed numbers to improper fractions:

3 \frac{1}{4} = \frac{13}{4}

= 4 + \frac{37}{5} \cdot \frac{13}{4}

Follow the PEMDAS order of operations

Multiply and divide (left to right)

\frac{37}{5} \cdot \frac{13}{4} : \frac{481}{20}

= 4 + \frac{481}{20}

Add and subtract (left to right)

4 + \frac{481}{20} : \frac{561}{20}

= \frac{561}{20}

Convert improper fractions to mixed numbers:

\frac{561}{20} = 28 \frac{1}{20}

= 28 \frac{1}{20}

8 (3)^{2} + 58 (3) - 21

(2 \times + 5) (4 \times (- 25))

7^{2} \times 8^{2}

- 18 + [- 4 - (- 5 + 8) - (- 3 + 2)]

3 (1)^{2} - 4