Contenido principal
Math
Pennsylvania Math
Grade 3: Numbers and Operations
CC.2.1.3.B.1
Fully covered
- 2-step expressions
- Add and subtract within 1000 word problems
- Add on a number line
- Add using groups of 10 and 100
- Add within 1,000 using place value blocks
- Add within 1000
- Adding 10 or 100
- Adding 1s, 10s, and 100s
- Adding 3-digit numbers
- Adding 3-digit numbers (no regrouping)
- Adding and subtracting on number line
- Addition using groups of 10 and 100
- Break apart 3-digit addition problems
- Break apart 3-digit subtraction problems
- Breaking apart 3-digit addition problems
- Estimate to add multi-digit whole numbers
- Estimating when adding multi-digit numbers
- Estimating when subtracting large numbers
- Find the missing number (add and subtract within 1000)
- Methods for subtracting 3-digit numbers
- Missing number for 3-digit addition within 1000
- Missing number for 3-digit subtraction within 1000
- Select strategies for adding within 1000
- Select strategies for subtracting within 1000
- Subtract on a number line
- Subtract within 1,000 using place value blocks
- Subtract within 1000
- Subtracting 1, 10, or 100
- Subtracting 1s, 10s, and 100s
- Subtracting 3-digit numbers (no regrouping)
- Subtracting 3-digit numbers (regrouping)
- Subtracting with place value blocks (regrouping)
- Subtraction by breaking apart
- Three digit addition word problems
- Three digit subtraction word problems
- Using place value to add 3-digit numbers: part 1
- Using place value to add 3-digit numbers: part 2
- Worked example: Subtracting 3-digit numbers (regrouping from 0)
- Worked example: Subtracting 3-digit numbers (regrouping twice)
- Worked example: Subtracting 3-digit numbers (regrouping)
CC.2.1.3.C.1
Fully covered
- Compare fractions with fraction models
- Compare fractions with the same denominator
- Compare fractions with the same numerator
- Compare fractions with the same numerator or denominator
- Comparing fractions of different wholes
- Comparing fractions of different wholes 1
- Comparing fractions with the same denominator
- Comparing fractions with the same numerator
- Cut shapes into equal parts
- Cutting shapes into equal parts
- Equivalent fraction models
- Equivalent fraction models
- Equivalent fractions
- Equivalent fractions and different wholes
- Equivalent fractions on the number line
- Equivalent fractions with visuals
- Find 1 on the number line
- Finding 1 on the number line
- Fractions in contexts
- Fractions in contexts
- Fractions of different wholes
- Fractions on a number line
- Fractions on number line widget
- Fractions on the number line
- Identify unit fractions
- Identifying numerators and denominators
- Identifying unit fractions word problem
- Intro to fractions
- Recognize fractions
- Recognize fractions
- Recognize fractions greater than 1
- Recognizing fractions greater than 1
- Relate fractions to 1
- Relating fractions to 1
- Representing 1 as a fraction
- Unit fractions on the number line
- Whole numbers as fractions
- Write whole numbers as fractions
- Writing whole numbers as fractions