Evaluate 3/4-4/8 - Math App

34-48

Cancel the common factor of 4 and 8.

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Factor 4 out of 4.

34-4(1)8

Cancel the common factors.

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Factor 4 out of 8.

34-4⋅14⋅2

Cancel the common factor.

34-4⋅14⋅2

Rewrite the expression.

34-12

To write -12 as a fraction with a common denominator, multiply by 22.

34-12⋅22

Write each expression with a common denominator of 4, by multiplying each by an appropriate factor of 1.

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Multiply 12 and 22.

34-22⋅2

Multiply 2 by 2.

34-24

Combine the numerators over the common denominator.

3-24

Subtract 2 from 3.

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

0.25

Evaluate 3/4-4/8