Subtract 6 3/8-4 5/8

Math
638-458
Convert 638 to an improper fraction.
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A mixed number is an addition of its whole and fractional parts.
6+38-458
Add 6 and 38.
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To write 6 as a fraction with a common denominator, multiply by 88.
6⋅88+38-458
Combine 6 and 88.
6⋅88+38-458
Combine the numerators over the common denominator.
6⋅8+38-458
Simplify the numerator.
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Multiply 6 by 8.
48+38-458
Add 48 and 3.
518-458
518-458
518-458
518-458
Convert 458 to an improper fraction.
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A mixed number is an addition of its whole and fractional parts.
518-(4+58)
Add 4 and 58.
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To write 4 as a fraction with a common denominator, multiply by 88.
518-(4⋅88+58)
Combine 4 and 88.
518-(4⋅88+58)
Combine the numerators over the common denominator.
518-4⋅8+58
Simplify the numerator.
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Multiply 4 by 8.
518-32+58
Add 32 and 5.
518-378
518-378
518-378
518-378
Combine the numerators over the common denominator.
51-378
Subtract 37 from 51.
148
Cancel the common factor of 14 and 8.
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Factor 2 out of 14.
2(7)8
Cancel the common factors.
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Factor 2 out of 8.
2⋅72⋅4
Cancel the common factor.
2⋅72⋅4
Rewrite the expression.
74
74
74
The result can be shown in multiple forms.
Exact Form:
74
Decimal Form:
1.75
Mixed Number Form:
134
Subtract 6 3/8-4 5/8

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