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Grade 1
Addition And Subtraction Within 20
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Understanding Addition And Subtraction
Numbers To 20
Addition And Subtraction Within 20
Numbers To 40
Addition And Subtraction To 40
Numbers To 120
Addition And Subtraction To 100
Length
Time
Representing And Interpreting Data
Reasoning With Shapes
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Grade 1 -
Addition And Subtraction Within 20
total lessons:
17
Nº
Activity title
type
Relating Counting To Addition And Subtraction
1
Adding by Counting On
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Assisted practice
Benchmark practice
2
Skip-Counting by 2 to Add 2
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Assisted practice
Benchmark practice
3
Subtracting by Counting Backward
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Assisted practice
Benchmark practice
Adding Within 20
4
Adding Two 1-Digit Numbers by Making 10
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Assisted practice
Benchmark practice
5
Adding Two 1-Digit Numbers Using Doubles Facts
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Assisted practice
Benchmark practice
6
Adding Two 1-Digit Numbers Using Doubles Plus One Facts
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Assisted practice
Benchmark practice
7
Adding Ones to 2-Digit Numbers by Grouping into 10 and Ones
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Assisted practice
Benchmark practice
8
Adding Within 20: Games
Math Soccer
Subtracting Within 20
9
Subtracting 1-Digit Numbers from 2-Digit Numbers by Grouping into 10 and Ones, Then Subtracting the Ones
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Assisted practice
Benchmark practice
10
Subtracting 1-Digit Numbers from 2-Digit Numbers by Grouping into 10 and Ones, Then Subtract from the 10
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Assisted practice
Benchmark practice
11
Subtracting Within 20: Games
Math Soccer
Word Problems Addition And Subtraction
12
Solving Subtraction Problems Using Doubles Facts of Addition
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Assisted practice
Benchmark practice
13
Solving One-Step Word Problems Involving Addition
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Assisted practice
Benchmark practice
14
Solving One-Step Word Problems Involving Subtraction
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Assisted practice
Benchmark practice
Adding Three Numbers
15
Adding Three 1-Digit Numbers Within 20
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Assisted practice
Benchmark practice
16
Solving Word Problems Involving Addition of Three Numbers
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Assisted practice
Benchmark practice
17
Solving Word Problems Involving Addition of Three 1-Digit Numbers Within 20
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Assisted practice
Benchmark practice