Basic Math Examples

Evaluate 2/5-2÷(2-3/2)-1÷(2/3)
25-2÷(2-32)-1÷23252÷(232)1÷23
Step 1
Find the common denominator.
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Step 1.1
Multiply 25 by (2-32)23(2-32)23.
25(2-32)23(2-32)23-2÷(2-32)-1÷23
Step 1.2
Multiply 25 by (2-32)23(2-32)23.
2((2-32)23)5((2-32)23)-2÷(2-32)-1÷23
Step 1.3
Multiply 2÷(2-32) by 523523.
2((2-32)23)5((2-32)23)-(2÷(2-32)523523)-1÷23
Step 1.4
Multiply 2÷(2-32) by 523523.
2((2-32)23)5((2-32)23)-2523(2-32)523-1÷23
Step 1.5
Multiply 1÷23 by 5(2-32)5(2-32).
2((2-32)23)5((2-32)23)-2523(2-32)523-(1÷235(2-32)5(2-32))
Step 1.6
Multiply 1÷23 by 5(2-32)5(2-32).
2((2-32)23)5((2-32)23)-2523(2-32)523-5(2-32)23(5(2-32))
Step 1.7
Reorder the factors of 5((2-32)23).
2((2-32)23)5(23)(2-32)-2523(2-32)523-5(2-32)23(5(2-32))
Step 1.8
Combine 5 and 23.
2((2-32)23)523(2-32)-2523(2-32)523-5(2-32)23(5(2-32))
Step 1.9
Multiply 5 by 2.
2((2-32)23)103(2-32)-2523(2-32)523-5(2-32)23(5(2-32))
Step 1.10
Reorder the factors of (2-32)523.
2((2-32)23)103(2-32)-2523523(2-32)-5(2-32)23(5(2-32))
Step 1.11
Multiply 5 by 2.
2((2-32)23)103(2-32)-2523103(2-32)-5(2-32)23(5(2-32))
Step 1.12
Reorder the factors of 23(5(2-32)).
2((2-32)23)103(2-32)-2523103(2-32)-5(2-32)5(23)(2-32)
Step 1.13
Combine 5 and 23.
2((2-32)23)103(2-32)-2523103(2-32)-5(2-32)523(2-32)
Step 1.14
Multiply 5 by 2.
2((2-32)23)103(2-32)-2523103(2-32)-5(2-32)103(2-32)
2((2-32)23)103(2-32)-2523103(2-32)-5(2-32)103(2-32)
Step 2
Combine the numerators over the common denominator.
2((2-32)23)-2523-5(2-32)103(2-32)
Step 3
Simplify each term.
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Step 3.1
To write 2 as a fraction with a common denominator, multiply by 22.
2((222-32)23)-2523-5(2-32)103(2-32)
Step 3.2
Combine 2 and 22.
2((222-32)23)-2523-5(2-32)103(2-32)
Step 3.3
Combine the numerators over the common denominator.
2(22-3223)-2523-5(2-32)103(2-32)
Step 3.4
Simplify the numerator.
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Step 3.4.1
Multiply 2 by 2.
2(4-3223)-2523-5(2-32)103(2-32)
Step 3.4.2
Subtract 3 from 4.
2(1223)-2523-5(2-32)103(2-32)
2(1223)-2523-5(2-32)103(2-32)
Step 3.5
Cancel the common factor of 2.
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Step 3.5.1
Cancel the common factor.
2(1223)-2523-5(2-32)103(2-32)
Step 3.5.2
Rewrite the expression.
2(13)-2523-5(2-32)103(2-32)
2(13)-2523-5(2-32)103(2-32)
Step 3.6
Combine 2 and 13.
23-2523-5(2-32)103(2-32)
Step 3.7
Multiply 5 by 2.
23-2(103)-5(2-32)103(2-32)
Step 3.8
Multiply -2(103).
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Step 3.8.1
Combine -2 and 103.
23+-2103-5(2-32)103(2-32)
Step 3.8.2
Multiply -2 by 10.
23+-203-5(2-32)103(2-32)
23+-203-5(2-32)103(2-32)
Step 3.9
Move the negative in front of the fraction.
23-203-5(2-32)103(2-32)
Step 3.10
To write 2 as a fraction with a common denominator, multiply by 22.
23-203-5(222-32)103(2-32)
Step 3.11
Combine 2 and 22.
23-203-5(222-32)103(2-32)
Step 3.12
Combine the numerators over the common denominator.
23-203-522-32103(2-32)
Step 3.13
Simplify the numerator.
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Step 3.13.1
Multiply 2 by 2.
23-203-54-32103(2-32)
Step 3.13.2
Subtract 3 from 4.
23-203-5(12)103(2-32)
23-203-5(12)103(2-32)
Step 3.14
Combine -5 and 12.
23-203+-52103(2-32)
Step 3.15
Move the negative in front of the fraction.
23-203-52103(2-32)
23-203-52103(2-32)
Step 4
Combine fractions.
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Step 4.1
Combine the numerators over the common denominator.
2-203+-52103(2-32)
Step 4.2
Subtract 20 from 2.
-183+-52103(2-32)
-183+-52103(2-32)
Step 5
Simplify each term.
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Step 5.1
Divide -18 by 3.
-6+-52103(2-32)
Step 5.2
Move the negative in front of the fraction.
-6-52103(2-32)
-6-52103(2-32)
Step 6
To write -6 as a fraction with a common denominator, multiply by 22.
-622-52103(2-32)
Step 7
Combine -6 and 22.
-622-52103(2-32)
Step 8
Combine the numerators over the common denominator.
-62-52103(2-32)
Step 9
Simplify the numerator.
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Step 9.1
Multiply -6 by 2.
-12-52103(2-32)
Step 9.2
Subtract 5 from -12.
-172103(2-32)
-172103(2-32)
Step 10
Move the negative in front of the fraction.
-172103(2-32)
Step 11
Multiply the numerator by the reciprocal of the denominator.
-1721103(2-32)
Step 12
Simplify the denominator.
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Step 12.1
To write 2 as a fraction with a common denominator, multiply by 22.
-1721103(222-32)
Step 12.2
Combine 2 and 22.
-1721103(222-32)
Step 12.3
Combine the numerators over the common denominator.
-172110322-32
Step 12.4
Simplify the numerator.
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Step 12.4.1
Multiply 2 by 2.
-17211034-32
Step 12.4.2
Subtract 3 from 4.
-172110312
-172110312
-172110312
Step 13
Simplify terms.
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Step 13.1
Multiply 103 by 12.
-17211032
Step 13.2
Multiply 3 by 2.
-1721106
Step 13.3
Cancel the common factor of 10 and 6.
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Step 13.3.1
Factor 2 out of 10.
-17212(5)6
Step 13.3.2
Cancel the common factors.
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Step 13.3.2.1
Factor 2 out of 6.
-17212523
Step 13.3.2.2
Cancel the common factor.
-17212523
Step 13.3.2.3
Rewrite the expression.
-172153
-172153
-172153
-172153
Step 14
Multiply the numerator by the reciprocal of the denominator.
-172(1(35))
Step 15
Multiply 35 by 1.
-17235
Step 16
Multiply -17235.
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Step 16.1
Multiply 35 by 172.
-31752
Step 16.2
Multiply 3 by 17.
-5152
Step 16.3
Multiply 5 by 2.
-5110
-5110
Step 17
The result can be shown in multiple forms.
Exact Form:
-5110
Decimal Form:
-5.1
Mixed Number Form:
-5110
 [x2  12  π  xdx ]