Multiply 2 1/2*4 1/5

Math
212⋅415
Convert 212 to an improper fraction.
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A mixed number is an addition of its whole and fractional parts.
(2+12)⋅415
Add 2 and 12.
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To write 2 as a fraction with a common denominator, multiply by 22.
(2⋅22+12)⋅415
Combine 2 and 22.
(2⋅22+12)⋅415
Combine the numerators over the common denominator.
2⋅2+12⋅415
Simplify the numerator.
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Multiply 2 by 2.
4+12⋅415
Add 4 and 1.
52⋅415
52⋅415
52⋅415
52⋅415
Convert 415 to an improper fraction.
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A mixed number is an addition of its whole and fractional parts.
52⋅(4+15)
Add 4 and 15.
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To write 4 as a fraction with a common denominator, multiply by 55.
52⋅(4⋅55+15)
Combine 4 and 55.
52⋅(4⋅55+15)
Combine the numerators over the common denominator.
52⋅4⋅5+15
Simplify the numerator.
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Multiply 4 by 5.
52⋅20+15
Add 20 and 1.
52⋅215
52⋅215
52⋅215
52⋅215
Cancel the common factor of 5.
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Cancel the common factor.
52⋅215
Rewrite the expression.
12⋅21
12⋅21
Combine 12 and 21.
212
The result can be shown in multiple forms.
Exact Form:
212
Decimal Form:
10.5
Mixed Number Form:
1012
Multiply 2 1/2*4 1/5

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