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Popular >

simplify 21*3/4

Solution

simplify

21 \cdot \frac{3}{4}

Solution

\frac{63}{4}

+1

Decimal Notation

15.75

Solution steps

21 \cdot \frac{3}{4}

Convert element to fraction:

21 = \frac{21}{1}

= \frac{21}{1} \cdot \frac{3}{4}

Apply the fraction rule:

\frac{a}{b} \cdot \frac{c}{d} = \frac{a \cdot c}{b \cdot d}

= \frac{21 \cdot 3}{1 \cdot 4}

Multiply the numbers:

21 \cdot 3 = 63

= \frac{63}{1 \cdot 4}

Multiply the numbers:

1 \cdot 4 = 4

= \frac{63}{4}

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Frequently Asked Questions (FAQ)

What is 21*3/4 ?
The solution to 21*3/4 is 63/4