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Basic Math Examples
172535-4÷15+12
Step 1
To write -4 as a fraction with a common denominator, multiply by 55.
172535-4⋅55÷15+12
Step 2
Combine -4 and 55.
172535+-4⋅55÷15+12
Step 3
Combine the numerators over the common denominator.
17253-4⋅55÷15+12
Step 4
Step 4.1
Multiply -4 by 5.
17253-205÷15+12
Step 4.2
Subtract 20 from 3.
1725-175÷15+12
1725-175÷15+12
Step 5
Step 5.1
To divide by a fraction, multiply by its reciprocal.
1725-175⋅5+12
Step 5.2
Move the negative in front of the fraction.
1725-175⋅5+12
Step 5.3
Simplify the denominator.
Step 5.3.1
Multiply the numerator by the reciprocal of the denominator.
1725(-517)⋅5+12
Step 5.3.2
Multiply 25(-517).
Step 5.3.2.1
Multiply -1 by 25.
17-25(517)⋅5+12
Step 5.3.2.2
Combine -25 and 517.
17-25⋅517⋅5+12
Step 5.3.2.3
Multiply -25 by 5.
17-12517⋅5+12
17-12517⋅5+12
Step 5.3.3
Move the negative in front of the fraction.
17-12517⋅5+12
17-12517⋅5+12
Step 5.4
Multiply the numerator by the reciprocal of the denominator.
17(-17125)⋅5+12
Step 5.5
Multiply 17(-17125).
Step 5.5.1
Multiply -1 by 17.
-17(17125)⋅5+12
Step 5.5.2
Combine -17 and 17125.
-17⋅17125⋅5+12
Step 5.5.3
Multiply -17 by 17.
-289125⋅5+12
-289125⋅5+12
Step 5.6
Cancel the common factor of 5.
Step 5.6.1
Factor 5 out of 125.
-2895(25)⋅5+12
Step 5.6.2
Cancel the common factor.
-2895⋅25⋅5+12
Step 5.6.3
Rewrite the expression.
-28925+12
-28925+12
Step 5.7
Move the negative in front of the fraction.
-28925+12
-28925+12
Step 6
To write -28925 as a fraction with a common denominator, multiply by 22.
-28925⋅22+12
Step 7
To write 12 as a fraction with a common denominator, multiply by 2525.
-28925⋅22+12⋅2525
Step 8
Step 8.1
Multiply 28925 by 22.
-289⋅225⋅2+12⋅2525
Step 8.2
Multiply 25 by 2.
-289⋅250+12⋅2525
Step 8.3
Multiply 12 by 2525.
-289⋅250+252⋅25
Step 8.4
Multiply 2 by 25.
-289⋅250+2550
-289⋅250+2550
Step 9
Combine the numerators over the common denominator.
-289⋅2+2550
Step 10
Step 10.1
Multiply -289 by 2.
-578+2550
Step 10.2
Add -578 and 25.
-55350
-55350
Step 11
Move the negative in front of the fraction.
-55350
Step 12
The result can be shown in multiple forms.
Exact Form:
-55350
Decimal Form:
-11.06
Mixed Number Form:
-11350