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1st Grade Math · Lessons

1st Grade Math lessons

4 sections · 23 skills · work through the full outline skill by skill — read the long-form lesson or flip through the slide-style version.
Long-form lessonsSlide-style lessons

1st Grade Math

Practice 23 skills across this outline.

Recommended next
Addition And Subtraction Properties
Operations and Algebraic Thinking · Relating Addition and Subtraction
Long-form lesson
Weighting distribution
11 categories
Geometry
25%
Number and Operations in Base Ten · Understand Place Value
14%
Measurement and Data · Measure Lengths
11%
Number and Operations in Base Ten · Place Value and Addition/Subtraction Properties
9%
Measurement and Data · Represent And Interpret Data
9%
Operations and Algebraic Thinking · Relating Addition and Subtraction
7%

Skills

The comprehensive taxonomy of 1st grade math — drill into a card to work its skills.

Operations and Algebraic Thinking · Relating Addition and Subtraction

2 core skills7% total weight
0/2 completed
2 skills to mastery
1
Addition And Subtraction PropertiesRecommended
Long-form
2
Subtraction As An Unknown-Addend ProblemAvailable
Long-form

Operations and Algebraic Thinking · Addition And Subtraction Equations

2 core skills5% total weight
0/2 completed
2 skills to mastery
1
Determine Unknown Whole NumbersAvailable
Long-form
2
The Equals SignAvailable
Long-form

Operations and Algebraic Thinking · Word Problems With Addition and Subtraction

2 core skills7% total weight
0/2 completed
2 skills to mastery
1
Add Three Numbers In Word ProblemsAvailable
Long-form
2
Addition And Subtraction In Word ProblemsAvailable
Long-form

Operations and Algebraic Thinking · Add And Subtract Within 20

2 core skills6% total weight
0/2 completed
2 skills to mastery
1
Relate Counting To Addition And SubtractionAvailable
Long-form
2
Addition And Subtraction FluencyAvailable
Long-form

Geometry

3 core skills25% total weight
0/3 completed
3 skills to mastery
1
Attributes of ShapesAvailable
Long-form
2
Compose 2D and 3D ShapesAvailable
Long-form
3
Partition Circles And RectanglesAvailable
Long-form

Number and Operations in Base Ten · Place Value and Addition/Subtraction Properties

3 core skills9% total weight
0/3 completed
3 skills to mastery
1
Adding & Subtracting 10Available
Long-form
2
Subtract Multiples of 10Available
Long-form
3
Add Within 100Available
Long-form

Number and Operations in Base Ten · Understand Place Value

4 core skills14% total weight
0/4 completed
4 skills to mastery
1
Compare Two-Digit NumbersAvailable
Long-form
2
The Tens DigitAvailable
Long-form
3
Understanding TeensAvailable
Long-form
4
Understanding TensAvailable
Long-form

Number and Operations in Base Ten · Extend The Counting Sequence

1 core skills3% total weight
0/1 completed
1 skill to mastery
1
Counting Up To 120Available
Long-form

Measurement and Data · Measure Lengths

2 core skills11% total weight
0/2 completed
2 skills to mastery
1
Order & Compare Objects By LengthAvailable
Long-form
2
Express The Length Of An ObjectAvailable
Long-form

Measurement and Data · Tell And Write Time

1 core skills5% total weight
0/1 completed
1 skill to mastery
1
Tell And Write TimeAvailable
Long-form

Measurement and Data · Represent And Interpret Data

1 core skills9% total weight
0/1 completed
1 skill to mastery
1
Organize, Represent and Interpret DataAvailable
Long-form