Add 1/2+-1/3

Math
12+-13
Replace all occurrences of +- with a single -. A plus sign followed by a minus sign has the same mathematical meaning as a single minus sign because 1⋅-1=-1
12-13
To write 12 as a fraction with a common denominator, multiply by 33.
12⋅33-13
To write -13 as a fraction with a common denominator, multiply by 22.
12⋅33-13⋅22
Write each expression with a common denominator of 6, by multiplying each by an appropriate factor of 1.
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Multiply 12 and 33.
32⋅3-13⋅22
Multiply 2 by 3.
36-13⋅22
Multiply 13 and 22.
36-23⋅2
Multiply 3 by 2.
36-26
36-26
Combine the numerators over the common denominator.
3-26
Subtract 2 from 3.
16
The result can be shown in multiple forms.
Exact Form:
16
Decimal Form:
0.16‾
Add 1/2+-1/3

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