# Grade 3

**3****rd**** Grade Math**

**Session 1: Large Numbers**

- Understanding placement values of whole numbers up to thousands;
- Rounding numbers to the nearest tens, hundreds, or thousands and writing them in expanded notation.

Ex) Which number is in the hundreds place of 4,384? Write 345 in expanded notation: 300+40+5

**Session 2: Addition of Decimals**

- Review addition and subtraction with focus on addition and subtraction of up to two decimal places.

Ex) 345 + 231

Ex) $10.99 + $4.32

Ex) $56.20 + $23.12

**Session 3: Multiplication and Division**

- Understanding multiplication principles and relationship between multiplication and division.

Ex) Multiplication and division from 0-100

Ex) 8 x __ =48 or __ ÷ 3=15

**Session 4: Fractions and Decimals**

- Understanding concepts of whole numbers, simple fractions, and decimals.
- Understanding fractions on a number line

Ex) 0.5 is 5/10 or ½

Ex) 3 is 3/1

**Session 5: Units, Metric and Imperial**

- Understanding the appropriate use of metric units including inches, feet, centimeters, miles, liters, gallons, etc.

Ex) 12 inches = 1 foot

Ex) Would you measure a book in inches or feet?

**Session 6: Time**

- Understanding estimation of intervals of time.

Ex) It is 3:15 PM, how many more minutes until 4:30 PM

**Session 7: Area and Perimeter**

- Understanding concepts of area and relate area to multiplication and to addition.

Ex) Areas and perimeters of squares, rectangles, and triangles

**Session 8: Representing Data/Review**

- Understand how to represent data using graphs.

Ex) Draw a bar graph in which each square in the bar graph might represent 5 pets.

- Complete and challenging review of course material covered in the past eight weeks.