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Today we will subtract with decimals.

Today we will subtract with decimals. subtract =take away Decimals=numbers less than zero. If you have $1.00 and you buy an ice cream for $0.50 you would have $0.50 left. You do this in your head all the time when you buy items at the store!. Subtract .

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Today we will subtract with decimals.

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  1. Today we will subtract with decimals. subtract =take away Decimals=numbers less than zero

  2. If you have $1.00 and you buy an ice cream for $0.50 you would have $0.50 left. You do this in your head all the time when you buy items at the store!

  3. Subtract • Subtract means take away from something. Example: 4-2= 4 or - =

  4. Decimal • A decimal is a number less than 1. For example • $0.70 • 10.50989 • $25.50

  5. Importance • Why you purchase something in the store, you always need to know if you received the correct change! • It will help you on any tests that subtracting decimals is on! • What would be other reasons to know how to add numbers with decimals?

  6. Let’s try one! 3.58+ 7.41= 8.58 - 7.41 To find the difference, rewrite numbers so that the decimal point lines up vertically. Subtract straight down! 1 1 7 . Bring decimal straight down!

  7. Let’s try one! 39.67+ 21.46= 39.67 - 21.46 To find the difference, rewrite numbers so that the decimal point lines up vertically. Subtract straight down! . 1 2 8 1 Bring decimal straight down!

  8. Let’s try one! 0.681+ 8.513= 1 9.681 -8. 513 7 To find the difference, rewrite numbers so that the decimal point lines up vertically. Subtract straight down! . 1 6 8 1 Bring decimal straight down!

  9. To find the difference, rewrite numbers so that the decimal point lines up vertically. Subtract straight down Bring decimal straight down 30.333 -23.460 6.873

  10. To find the difference, rewrite numbers so that the decimal point lines up vertically. Subtract straight down Bring decimal straight down 22.181 -19.0949 3.0861

  11. To find the difference, rewrite numbers so that the decimal point lines up vertically. Subtract straight down Bring decimal straight down 89 -64.8 24.2

  12. Let’s review! • What does subtractmean? Take away! • What is a decimal? A number less than 1.

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