Basic Math Examples

40 \frac{21}{40}

$40 \frac{21}{40}$

Step 1

A mixed number is an addition of its whole and fractional parts.

40 + \frac{21}{40}

$40 + \frac{21}{40}$

Step 2

Add

40

$40$ and

\frac{21}{40}

$\frac{21}{40}$ .

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Step 2.1

To write

40

$40$ as a fraction with a common denominator, multiply by

\frac{40}{40}

$\frac{40}{40}$ .

40 \cdot \frac{40}{40} + \frac{21}{40}

$40 \cdot \frac{40}{40} + \frac{21}{40}$

Step 2.2

Combine

40

$40$ and

\frac{40}{40}

$\frac{40}{40}$ .

\frac{40 \cdot 40}{40} + \frac{21}{40}

$\frac{40 \cdot 40}{40} + \frac{21}{40}$

Step 2.3

Combine the numerators over the common denominator.

\frac{40 \cdot 40 + 21}{40}

$\frac{40 \cdot 40 + 21}{40}$

Step 2.4

Simplify the numerator.

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Step 2.4.1

Multiply

40

$40$ by

40

$40$ .

\frac{1600 + 21}{40}

$\frac{1600 + 21}{40}$

Step 2.4.2

Add

1600

$1600$ and

21

$21$ .

\frac{1621}{40}

$\frac{1621}{40}$

\frac{1621}{40}

$\frac{1621}{40}$

\frac{1621}{40}

$\frac{1621}{40}$

Step 3

The result can be shown in multiple forms.

Exact Form:

\frac{1621}{40}

$\frac{1621}{40}$

Decimal Form:

40.525

$40.525$

Mixed Number Form:

40 \frac{21}{40}

$40 \frac{21}{40}$