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Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.
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Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Dec 31, 2015

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Lynette Andrews
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Page 1: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

Page 2: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 1 : ADD 3.253 + 10.551

Page 3: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 1 : ADD 3.253 + 10.551

3.25310.551+

Notice how I lined up the decimals…

Page 4: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 1 : ADD 3.253 + 10.551

3.25310.551+

Now add as usual, carry if needed…

1

13.804

Page 5: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 2 : ADD 7.125 + 0.568 + 5.75

Page 6: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 2 : ADD 7.125 + 0.568 + 5.75

7.1250.5685.750

Once again, I lined up the decimals…

+

Page 7: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 2 : ADD 7.125 + 0.568 + 5.75

7.1250.5685.750

+

13.443

1 11

Now add as usual, carry if needed…

Page 8: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 3 : SUBTRACT 44.6 – 24.3

Page 9: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 3 : SUBTRACT 44.6 – 24.3

44.624.3- Line up your

decimals…

Page 10: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 3 : SUBTRACT 44.6 – 24.3

44.624.3- Subtract as usual…

20.3

Page 11: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 4 : SUBTRACT 285.08 – 164.5

Page 12: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 4 : SUBTRACT 285.08 – 164.5

285.08164.50-

Line up your decimals…

Page 13: Addition / Subtraction of Decimal Fractions When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values.

Addition / Subtraction of Decimal Fractions

When adding / subtracting decimal fractions. Be sure to “ line up “ your decimals to keep the place values the same. Add / Subtract each column just like whole numbers, placing the decimal in the answer directly below the decimals in the original problem.

EXAMPLE # 4 : SUBTRACT 285.08 – 164.5

285.08164.50- Subtract as usual…you might have to

borrow

120.58

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