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BasicMathSkills AddSubtractDecimals InverseOperations
ComplementarySupplementary MultiplyDecimals NumberProperties
item8 Exponents OrderofOperations-GEMA1
VerticalAngles FactorTrees item3
AreaofPolygons Fractions ProportionsRatios
AreaofParallelogram AddSubtractFractions Quadrilaterals1
AreaofRectangle multiplyfractions RationalNumbers
AreaofSquare dividefractions SieveofEratosthenes
AreaofTrapezoid lowesttermsfractions
AreaofTriangle mixednumbers
Homework1
BezierCurves
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CirclesandPi Integers ClassNews
Circumference AddSubtractIntegers item24
AreaofCircle MultiplyDivideIntegers item17
Multiplying Decimals
pillbug

Multiplying decimals is mathematically simple. You just have to remember two things: Get rid of the decimals first and then put the decimal in at the very end! If you can remember that, then you are halfway there. Are you ready to learn the steps now? Here we go!

Here's a typical decimal problem. Let's see how it should be solved.

  42.63

Step 1: Remove all Decimals

Remove all decimals and re-write the problem MINUS those decimals!
  42.63
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Step 2: Do the math

Multiply!
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Step 3: Count the Decimal Places

Now, go back to the original equation and count the number of decimal places you had in each factor.
dec
purpleant

In this problem, there were three decimal places in total.

Step 4: Put in the Decimal Place

Go to your product.
Begin at the far RIGHT side.
Count backwards and insert the decimal.
That's it!
bumblebee
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Practice your multiplication with decimals by downloading a worksheet! Click Let's Practice Multiplying Decimals worksheet.

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