HOW TO ADD SUBTRACT MULTIPLY AND DIVIDE DECIMALS

HOW TO ADD, SUBTRACT, MULTIPLY , AND DIVIDE DECIMALS WITH LINDSEY IVERSON

ADDING DECIMALS Leslie had 25. 5$, her mother gave her 7. 8$ more for doing the dishes. How much money does she have in all? v Line up the decimals $25. 2 + $7. 8 v Add normally before bringing down the decimal $25. 2 +$7. 8 $33. 0 Answer; Leslie has 33$ in all

SUBTRACTING DECIMALS Eric went to the Target with a twenty dollar bill, he bought a book for 7. 99$. How much money does he have left? v Line up the decimals v Subtract normally before bringing down the decimal $20. 00 - $7. 75 $12. 25 Answer; Eric has 12. 25$ left over.

MULTIPLYING DECIMALS Jason makes 5. 25$ every week mowing his neighbors lawn. In 15 weeks, how much money will he have? v Ignore the Decimal v Multiply Normally v Count All of the numbers located to the right of the decimal and place a decimal point equal to the number of places $525 X 15 7875 $5. 25 X 15 $78. 75 Answer; Jason will make 78. 75$ in 15 weeks

DIVIDING DECIMALS What is 25. 75 divided by 5. 15? v If the divisor is not a whole number, move decimal point to right – making it a whole number – then move the decimal point in the dividend the same number of places v Divide normally v Put the decimal point above the decimal point in the dividend. . 515/2575. 5. 515/2575. Answer; 25. 75 divided by 5. 15 is 5