Transcript
![Page 1: Adding and Subtracting Decimals Unit 3 Lesson 4. 10 millimeters = 1 centimeter 10 centimeters = 1 decimeter](https://reader038.vdocuments.mx/reader038/viewer/2022103006/56649ecf5503460f94bdc925/html5/thumbnails/1.jpg)
Adding and Subtracting Decimals
Unit 3 Lesson 4
![Page 2: Adding and Subtracting Decimals Unit 3 Lesson 4. 10 millimeters = 1 centimeter 10 centimeters = 1 decimeter](https://reader038.vdocuments.mx/reader038/viewer/2022103006/56649ecf5503460f94bdc925/html5/thumbnails/2.jpg)
10 millimeters = 1 centimeter
10 centimeters = 1 decimeter
![Page 3: Adding and Subtracting Decimals Unit 3 Lesson 4. 10 millimeters = 1 centimeter 10 centimeters = 1 decimeter](https://reader038.vdocuments.mx/reader038/viewer/2022103006/56649ecf5503460f94bdc925/html5/thumbnails/3.jpg)
A decade is 10 years. A decagon has 10 sides.
The decathlon is a combined event of ten track
and field events.
A decimal is a symbol that
defines place value by 10.
Deci-
![Page 4: Adding and Subtracting Decimals Unit 3 Lesson 4. 10 millimeters = 1 centimeter 10 centimeters = 1 decimeter](https://reader038.vdocuments.mx/reader038/viewer/2022103006/56649ecf5503460f94bdc925/html5/thumbnails/4.jpg)
centipede means “hundred feet”, but no centipede has that many feet.
The 1800s (1800-1900) are called the 19th Century.
100 years
The 1900s (1900-2000) are called the 20th Century.
The 2000s (2000-2100) are called the 21st Century.
100 years
She is 100 years old and is a called
a centenarian.
Centi-
![Page 5: Adding and Subtracting Decimals Unit 3 Lesson 4. 10 millimeters = 1 centimeter 10 centimeters = 1 decimeter](https://reader038.vdocuments.mx/reader038/viewer/2022103006/56649ecf5503460f94bdc925/html5/thumbnails/5.jpg)
Millipede means “thousand footed, but no millipede has that many
feet
1011
2011 A millennium is a period
of 1,000 years. April 1011 to April 2011 is
a millennium.
Milli-