What is 1 1/4*1 1/4 ?

The solution to 1 1/4*1 1/4 is 1 9/16

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simplify 1 1/4*1 1/4

simplify

1 \frac{1}{4} \cdot 1 \frac{1}{4}

1 \frac{9}{16}

Decimal Notation

1.5625

Solution steps

1 \frac{1}{4} \cdot 1 \frac{1}{4}

Convert mixed numbers to improper fractions:

1 \frac{1}{4} = \frac{5}{4}

= \frac{5}{4} \cdot 1 \frac{1}{4}

Convert mixed numbers to improper fractions:

1 \frac{1}{4} = \frac{5}{4}

= \frac{5}{4} \cdot \frac{5}{4}

Apply the fraction rule:

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

= \frac{5 \cdot 5}{4 \cdot 4}

Multiply the numbers:

5 \cdot 5 = 25

= \frac{25}{4 \cdot 4}

Multiply the numbers:

4 \cdot 4 = 16

= \frac{25}{16}

Convert improper fractions to mixed numbers:

\frac{25}{16} = 1 \frac{9}{16}

= 1 \frac{9}{16}

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