DECIMALS Adding & Subtracting

Decimals What is a Decimal? Show Me 1Show me 2 They should know How are they used? Click any

Activities  Working with Decimals Working with Decimals Working with Decimals  Working with Decimals 2 Working with Decimals 2 Working with Decimals 2  Own my Own

Definition A number that uses place value and a decimal point to show A number that uses place value and a decimal point to show  Tenths  Hundredth  Thousandths  And so on NEXT

Prior Knowledge NEXT Place Value Order of numbers Adding whole numbers Subtracting whole numbers

How am I used?  ADD  SUBTRACT  MULTIPLY  DIVIDE NEXT

= NEXT

NEXT Align my decimals

Answer NEXT

Check My Answer NEXT Notice This was my answer T h i s i s w h a t I s t a r t e d w i t h

ADDINGSUBTRACTINGAnswer next Check My Answer NEXT Notice This was my answer This is what I started with

= NEXT

NEXT Check out the zeros

Answer NEXT

NOW LET’S TRY IT ON OUR OWN

Activities 1111 Push Here Push Here 2222 PPPP uuuu ssss hhhh H H H H eeee rrrr eeee

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Mathematics - Number Sense - Addition of Numbers with Three Decimal Digits Mathematics - Number Sense - Addition of Numbers with Three Decimal Digits

Closure  Journal prompt: Three ways I use decimals in my life are ---- Three ways I use decimals in my life are ----

TEKS 6.12  The student communicates about Grade 6 mathematics through informal and mathematical language, representations, and models. A. communicate mathematical ideas using language, efficient tools, appropriate units, and graphical, numerical, physical, or algebraic mathematical models B. evaluate the effectiveness of different representations to communicate ideas