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Today’s Focus…

Today’s Focus…. Adding and Subtracting Decimals …. Today’s Focus…. Adding and Subtracting Decimals …. The Old Fashion Ice Cream Parlor. GREAT job singing everyone! Your voices just “melt” me…. Remember to apply the lyrics of the song when adding and subtracting decimals!.

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Today’s Focus…

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  1. Today’s Focus… Adding and Subtracting Decimals…

  2. Today’s Focus… Adding and Subtracting Decimals…

  3. The Old Fashion Ice Cream Parlor

  4. GREAT job singing everyone! Your voices just “melt” me…. Remember to apply the lyrics of the song when adding and subtracting decimals!

  5. To ADD decimal numbers: STEP 1: Align the decimal points. “Line up the soldiers!” STEP 2: Include the invisible zeros. “Fill in the blanks!” STEP 3:Add each column of digits from right to left. STEP 4: Place the decimal point in the answer directly below “Put a decimal point – at the bottom of the t-a-n-k!” 123. + 0.179 + 43.5 = 123. 000 0.179 43.5 00 + . 166 679

  6. To SUBTRACT decimal numbers: STEP 1: Align the decimal points. “Line up the soldiers!” STEP 2: Include the invisible zeros. “Fill in the blanks!” STEP 3:Subtract each column of digits from right to left. STEP 4: Place the decimal point in the answer directly below “Put a decimal point – at the bottom of the t-a-n-k!” 27.583 27.583 – 0.2 = - 0.2 00 0 . 27 383

  7. All of the prices are on the menu! Read it carefully!

  8. Scenario #1: (decimal addition – 2 items) J.D. was in the mood for some sweets. He ordered a Royal Banana Split for himself. Then his friend Amber showed up so J.D. bought her a Triple Sundae! How much did J.D. pay at the Old Fashioned Ice Cream Shop? Royal Banana Split: $? Triple Sundae: $? Royal Banana Split: $3.00 Triple Sundae: $3.20 Total $6.20

  9. Scenario #2: (decimal addition – multiple items) Alyssa’s karate club won the state championship. To celebrate they went out for ice cream. Her team ordered a Big Scoop Sundae (with banana slices) and three strawberry Super Sodas. How much did they spend in all? Big Scoop Sundae: $3.05 Banana Slices $0.10 3 Super Sodas: $2.60 x 3 Big Scoop Sundae: $? Banana Slices $? 3 Super Sodas: $ $2.60 X 3 $7.80 Total $10.95

  10. Scenario #3: (decimal subtraction – making change) Brendon’s drawing won first prize in a contest! So his family celebrated by having ice cream! Brendon’s family ordered three Special Sundaes and paid with a $10 bill. How much change did they receive back? 3 Special Sundaes: $2.45 x 3 3 Special Sundaes: $? $2.45 X 3 $7.35 Change $2.65

  11. Scenario #4: (decimal addition – multiple items – change) Mrs. Norcel decided to buy ice cream for Mrs. Russo’s entire class including Mrs. Russo, Mr. Briganti and herself – 25 people in all! She bought each person a Royal Banana Split! How much change did she have left after paying with a $100 bill? $3.00 X 25 1 5 00 6 0 0 7 5. 0 0 25 Royal Banana Splits: $3.00 x 25 25 Royal Banana Splits: $? Change $25.00

  12. Get Ready!!! Here come the customers!!

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