# Math-U-See

## Grade One Content

Math-U-See: Alpha

**Number concepts to 20**

Lesson 1: Place Value and the Manipulatives

Lesson 2: Counting to 20

Lesson 4: Addition, Symbols, +0

Lesson 5: Addition +1

Lesson 7: Addition +2, Commutative Property, and Place Value

Lesson 8: Solve for Unknown

Lesson 9: Addition +9

Lesson 10: Addition +8

Lesson 12: Addition, Doubles

Lesson 14: Addition, Doubles +1 and Associative Property

Lesson 15: Addition, Making 10

Lesson 16: Addition, Making 9

Lesson 17: Addition of the Extras, 3+5, 4+7, 5+7

Lesson 18: Introduction to Subtraction

Lesson 19: Subtraction, -1, -0

Lesson 20: Subtraction, -2

Lesson 21: Subtraction, -9

Lesson 22: Subtraction, -8

Lesson 23: Subtraction, Doubles

Lesson 24: Subtraction, Making 10

Lesson 25: Subtraction, Making 9

Lesson 26: Subtraction, Extras

Lesson 27: Subtraction by 7, or Adding up by 3

Lesson 28: Subtraction by 6, or Adding up by 4

Lesson 29: Subtraction by 5, or Adding up by 5

Lesson 30: Subtraction by 3 and 4, or Adding up by 6 and 7

**Ways to make 10**

Lesson 2: Counting to 20

Lesson 4: Addition, Symbols, +0

Lesson 5: Addition +1

Lesson 7: Addition +2, Commutative Property, and Place Value

Lesson 8: Solve for Unknown

Lesson 9: Addition +9

Lesson 10: Addition +8

Lesson 24: Subtraction, Making 10

**Addition and subtraction to 20 (understanding of operation and process)**

Lesson 1: Place Value and the Manipulatives

Lesson 2: Counting to 20

Lesson 4: Addition, Symbols, +0

Lesson 5: Addition +1

Lesson 7: Addition +2, Commutative Property, and Place Value

Lesson 8: Solve for Unknown

Lesson 9: Addition +9

Lesson 10: Addition +8

Lesson 12: Addition, Doubles

Lesson 14: Addition, Doubles +1 and Associative Property

Lesson 15: Addition, Making 10

Lesson 16: Addition, Making 9

Lesson 17: Addition of the Extras, 3+5, 4+7, 5+7

Lesson 18: Introduction to Subtraction

Lesson 19: Subtraction, -1, -0

Lesson 20: Subtraction, -2

Lesson 21: Subtraction, -9

Lesson 22: Subtraction, -8

Lesson 23: Subtraction, Doubles

Lesson 24: Subtraction, Making 10

Lesson 25: Subtraction, Making 9

Lesson 26: Subtraction, Extras

Lesson 27: Subtraction by 7, or Adding up by 3

Lesson 28: Subtraction by 6, or Adding up by 4

Lesson 29: Subtraction by 5, or Adding up by 5

Lesson 30: Subtraction by 3 and 4, or Adding up by 6 and 7

Lesson 6: Counting to 100; Skip Counting by 10

**Change in quantity to 20, concretely and verbally**

Lesson 2: Counting to 20

Lesson 4: Addition, Symbols, +0

Lesson 5: Addition +1

Lesson 6: Counting to 100; Skip Counting by 10

Lesson 7: Addition +2, Commutative Property, and Place Value

Lesson 8: Solve for Unknown

Lesson 9: Addition +9

Lesson 10: Addition +8

Lesson 12: Addition, Doubles

Lesson 14: Addition, Doubles +1 and Associative Property

Lesson 15: Addition, Making 10

Lesson 16: Addition, Making 9

Lesson 17: Addition of the Extras, 3+5, 4+7, 5+7

Lesson 18: Introduction to Subtraction

Lesson 19: Subtraction, -1, -0

Lesson 20: Subtraction, -2

Lesson 21: Subtraction, -9

Lesson 22: Subtraction, -8

Lesson 23: Subtraction, Doubles

Lesson 24: Subtraction, Making 10

Lesson 25: Subtraction, Making 9

Lesson 26: Subtraction, Extras

Lesson 27: Subtraction by 7, or Adding up by 3

Lesson 28: Subtraction by 6, or Adding up by 4

Lesson 29: Subtraction by 5, or Adding up by 5

Lesson 30: Subtraction by 3 and 4, or Adding up by 6 and 7

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Supplementation Required

Lesson 3: Unit Bars

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Supplementation Required

Supplementation Required

## Curricular Competencies

### Reasoning/Analyzing

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- Mental math can be practiced by using skip counting to add and subtract

Use of pen/pencil/iPad/paper/camera

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### Understanding/Solving

Lesson 8: Solve for Unknown

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Supplementation Required

### Communicating/Representing

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Supplementation Required

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Supplementation Required

### Connecting/Reflecting

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Supplementation Required

Supplementation Required