**Addition/Subtraction**1. Line up the decimal points.

2. Bring down the decimal.

3. Add/subtract as normal.

*Tip: Turn your paper on its side to help align the numbers.

__Multiplication__1. Multiply as normal.

*Operation*

2. Count up total decimal places in the problem.

*Post-Op*

3. Move the decimal that many places into your product.

*You don't have to line up the decimal when multiplying.

__Division__1. Move the decimal in the divisor to create a whole number.

*Pre-Op*

2. Move the decimal in the dividend the same number of places.

3. Pull up decimal for the quotient.

*"Set it and forget it!"*

4. Divide as normal.

*Operation*

*Tip: It may help to rewrite the problem before starting Step 3 to get rid of unnecessary zeros.

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