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Decimal Review


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Decimal Review

  1. 2. <ul><li>A decimal is a fractional number and is indicated by digits after a period which is called a decimal point. </li></ul>
  2. 3. <ul><li>Line up the decimals. </li></ul><ul><li>Fill in the empty spaces with zeroes. </li></ul><ul><li>Compare from the left. </li></ul>
  3. 4. <ul><li>Find the rounding place. </li></ul><ul><li>Look to the right of the rounding place. </li></ul><ul><li>If the number is five or greater, round up. </li></ul><ul><li>If the number is less than five, your rounding place stays the same. </li></ul><ul><li>Numbers behind the rounding place turn to zeroes in FRONT of the decimal. </li></ul><ul><li>Numbers behind the rounding place fall into the water BEHIND the decimal </li></ul>
  4. 5. <ul><li>Line up the decimal points. </li></ul><ul><li>Fill in any empty spaces with zeroes. </li></ul><ul><li>Add or subtract like you would whole numbers. </li></ul><ul><li>Bring the decimal point down. </li></ul>
  5. 6. <ul><li>Line up the numbers. </li></ul><ul><li>Count the number of digits behind a decimal point </li></ul><ul><li>Multiply the numbers like you would whole numbers </li></ul><ul><li>Put the decimal at the end of the answer and move it the number of places you counted in step two. </li></ul>
  6. 7. <ul><li>Move the decimal to the end of the outside number. </li></ul><ul><li>Move the decimal the same number of places on the inside number. </li></ul><ul><li>Put the decimal on the roof. </li></ul><ul><li>Divide like you would with whole numbers. </li></ul><ul><li>If you have a remainder, add zeroes behind the decimal and continue dividing. </li></ul>