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Basic Math Examples
80÷4⋅(2-4)÷4080÷4⋅(2−4)÷40
Step 1
Rewrite the division as a fraction.
80÷4⋅(2-4)40
Step 2
Step 2.1
Factor 4 out of 80.
4⋅20÷4⋅(2-4)40
Step 2.2
Cancel the common factors.
Step 2.2.1
Factor 4 out of 4.
4⋅20÷4(1)⋅(2-4)40
Step 2.2.2
Cancel the common factor.
4⋅20÷4⋅1⋅(2-4)40
Step 2.2.3
Rewrite the expression.
201⋅(2-4)40
Step 2.2.4
Divide 20 by 1.
20⋅(2-4)40
20⋅(2-4)40
20⋅(2-4)40
Step 3
Step 3.1
Factor 20 out of 20⋅(2-4).
20(2-4)40
Step 3.2
Cancel the common factors.
Step 3.2.1
Factor 20 out of 40.
20(2-4)20⋅2
Step 3.2.2
Cancel the common factor.
20(2-4)20⋅2
Step 3.2.3
Rewrite the expression.
2-42
2-42
2-42
Step 4
Step 4.1
Factor 2 out of 2.
2⋅1-42
Step 4.2
Factor 2 out of -4.
2⋅1+2⋅-22
Step 4.3
Factor 2 out of 2⋅1+2⋅-2.
2⋅(1-2)2
Step 4.4
Cancel the common factors.
Step 4.4.1
Factor 2 out of 2.
2⋅(1-2)2(1)
Step 4.4.2
Cancel the common factor.
2⋅(1-2)2⋅1
Step 4.4.3
Rewrite the expression.
1-21
Step 4.4.4
Divide 1-2 by 1.
1-2
1-2
1-2
Step 5
Subtract 2 from 1.
-1