Factor 7/9-3 1/9

Math
79-319
Convert 319 to an improper fraction.
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A mixed number is an addition of its whole and fractional parts.
79-(3+19)
Add 3 and 19.
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To write 3 as a fraction with a common denominator, multiply by 99.
79-(3⋅99+19)
Combine 3 and 99.
79-(3⋅99+19)
Combine the numerators over the common denominator.
79-3⋅9+19
Simplify the numerator.
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Multiply 3 by 9.
79-27+19
Add 27 and 1.
79-289
79-289
79-289
79-289
Combine the numerators over the common denominator.
7-289
Subtract 28 from 7.
-219
Reduce the expression by cancelling the common factors.
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Cancel the common factor of -21 and 9.
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Factor 3 out of -21.
3(-7)9
Cancel the common factors.
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Factor 3 out of 9.
3⋅-73⋅3
Cancel the common factor.
3⋅-73⋅3
Rewrite the expression.
-73
-73
-73
Move the negative in front of the fraction.
-73
-73
Factor 7/9-3 1/9

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