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Basic Math Examples
18-103
Step 1
To write 18 as a fraction with a common denominator, multiply by 33.
18⋅33-103
Step 2
To write -103 as a fraction with a common denominator, multiply by 88.
18⋅33-103⋅88
Step 3
Step 3.1
Multiply 18 by 33.
38⋅3-103⋅88
Step 3.2
Multiply 8 by 3.
324-103⋅88
Step 3.3
Multiply 103 by 88.
324-10⋅83⋅8
Step 3.4
Multiply 3 by 8.
324-10⋅824
324-10⋅824
Step 4
Combine the numerators over the common denominator.
3-10⋅824
Step 5
Step 5.1
Multiply -10 by 8.
3-8024
Step 5.2
Subtract 80 from 3.
-7724
-7724
Step 6
Move the negative in front of the fraction.
-7724
Step 7
The result can be shown in multiple forms.
Exact Form:
-7724
Decimal Form:
-3.208‾3
Mixed Number Form:
-3524