Spectra Math · Grade 1
6 chapters · 220 pages
- Graded lesson
Learn
- Lesson 1.1a · Adding through 3 · Part 1
- Lesson 1.1b · Adding through 3 · Part 2
- Lesson 1.1c · Adding through 3 · Part 3
- Lesson 1.2a · Subtracting from 1, 2, and 3 · Part 1
- Lesson 1.2b · Subtracting from 1, 2, and 3 · Part 2
- Lesson 1.3a · Adding to 4 and 5 · Part 1
- Lesson 1.3b · Adding to 4 and 5 · Part 2
- Lesson 1.3c · Adding to 4 and 5 · Part 3
- Lesson 1.4a · Adding to 6 · Part 1
- Lesson 1.4b · Adding to 6 · Part 2
- Lesson 1.4c · Adding to 6 · Part 3
- Lesson 1.4d · Adding to 6 · Part 4
- Lesson 1.5a · Subtracting from 4 and 5 · Part 1
- Lesson 1.5b · Subtracting from 4 and 5 · Part 2
- Lesson 1.6a · Subtracting from 6 · Part 1
- Lesson 1.6b · Subtracting from 6 · Part 2
- Lesson 1.6c · Subtracting from 6 · Part 3
- Lesson 1.7a · Fact Families 0 through 6 · Part 1
- Lesson 1.7b · Fact Families 0 through 6 · Part 2
- Lesson 1.7c · Fact Families 0 through 6 · Part 3
- Lesson 1.7d · Fact Families 0 through 6 · Part 4
- Lesson 1.7e · Fact Families 0 through 6 · Part 5
- Lesson 1.7f · Fact Families 0 through 6 · Part 6
- Lesson 1.7g · Fact Families 0 through 6 · Part 7
- Lesson 1.7h · Fact Families 0 through 6 · Part 8
- Lesson 1.7i · Fact Families 0 through 6 · Part 9
- Lesson 1.8a · Problem Solving · Part 1
- Lesson 1.8b · Problem Solving · Part 2
- Lesson 1.8c · Problem Solving · Part 3
- Lesson 1.9a · Adding to 7 · Part 1
- Lesson 1.9b · Adding to 7 · Part 2
- Lesson 1.9c · Adding to 7 · Part 3
- Lesson 1.9d · Adding to 7 · Part 4
- Lesson 1.10a · Subtracting from 7 · Part 1
- Lesson 1.10b · Subtracting from 7 · Part 2
- Lesson 1.11a · Adding to 8 · Part 1
- Lesson 1.11b · Adding to 8 · Part 2
- Lesson 1.11c · Adding to 8 · Part 3
- Lesson 1.12a · Subtracting from 8 · Part 1
- Lesson 1.12b · Subtracting from 8 · Part 2
- Lesson 1.13a · Adding to 9 · Part 1
- Lesson 1.13b · Adding to 9 · Part 2
- Lesson 1.13c · Adding to 9 · Part 3
- Lesson 1.13d · Adding to 9 · Part 4
- Lesson 1.14a · Subtracting from 9 · Part 1
- Lesson 1.14b · Subtracting from 9 · Part 2
- Lesson 1.15a · Adding to 10 · Part 1
- Lesson 1.15b · Adding to 10 · Part 2
- Lesson 1.15c · Adding to 10 · Part 3
- Lesson 1.15d · Adding to 10 · Part 4
- Lesson 1.16a · Subtracting from 10 · Part 1
- Lesson 1.16b · Subtracting from 10 · Part 2
- Lesson 1.16c · Subtracting from 10 · Part 3
- Lesson 1.17a · Fact Families 7 through 10 · Part 1
- Lesson 1.17b · Fact Families 7 through 10 · Part 2
- Lesson 1.17c · Fact Families 7 through 10 · Part 3
- Lesson 1.17d · Fact Families 7 through 10 · Part 4
- Lesson 1.17e · Fact Families 7 through 10 · Part 5
- Lesson 1.17f · Fact Families 7 through 10 · Part 6
- Lesson 1.17g · Fact Families 7 through 10 · Part 7
- Lesson 1.17h · Fact Families 7 through 10 · Part 8
- Lesson 1.17i · Fact Families 7 through 10 · Part 9
- Lesson 1.18a · Addition Practice through 10 · Part 1
- Lesson 1.18b · Addition Practice through 10 · Part 2
- Lesson 1.18c · Addition Practice through 10 · Part 3
- Lesson 1.18d · Addition Practice through 10 · Part 4
- Lesson 1.18e · Addition Practice through 10 · Part 5
- Lesson 1.18f · Addition Practice through 10 · Part 6
- Lesson 1.18g · Problem Solving · Part 7
- Lesson 1.19a · Subtraction Practice through 10 · Part 1
- Lesson 1.19b · Subtraction Practice through 10 · Part 2
- Lesson 1.19c · Subtraction Practice through 10 · Part 3
- Lesson 1.19d · Subtraction Practice through 10 · Part 4
- Lesson 1.19e · Subtraction Practice through 10 · Part 5
- Lesson 1.19f · Subtraction Practice through 10 · Part 6
- Lesson 1.19g · Problem Solving · Part 7
- 1.20 Adding with Money
- Lesson 1.21a · Problem Solving · Part 1
- Lesson 1.21b · Problem Solving · Part 2
- 1.22 More- and Less-Than Facts through 10
- Lesson 1.23a · Using Addition for Subtraction · Part 1
- Lesson 1.23b · Using Addition for Subtraction · Part 2
- Lesson 1.24a · Doubles and Near-Doubles · Part 1
- Lesson 1.24b · Doubles and Near-Doubles · Part 2
Practice
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Chapter 2
Place Value
Learn
- Lesson 2.1a · Counting and Writing 10 through 14 · Part 1
- Lesson 2.1b · Counting and Writing 10 through 14 · Part 2
- Lesson 2.2a · Counting and Writing 15 through 19 · Part 1
- Lesson 2.2b · Counting and Writing 15 through 19 · Part 2
- 2.3 Counting and Writing 20 through 24
- Lesson 2.4a · Counting and Writing 25 through 29 · Part 1
- Lesson 2.4b · Counting and Writing 25 through 29 · Part 2
- Lesson 2.5a · Counting and Writing 30 through 49 · Part 1
- Lesson 2.5b · Counting and Writing 30 through 49 · Part 2
- Lesson 2.6a · Counting and Writing 50 through 69 · Part 1
- Lesson 2.6b · Counting and Writing 50 through 69 · Part 2
- Lesson 2.6c · Counting and Writing 50 through 69 · Part 3
- Lesson 2.7a · Counting and Writing 70 through 99 · Part 1
- Lesson 2.7b · Counting and Writing 70 through 99 · Part 2
- Lesson 2.8a · Counting to 120 · Part 1
- Lesson 2.8b · Counting to 120 · Part 2
- Lesson 2.8c · Counting to 120 · Part 3
- Lesson 2.8d · Counting to 120 · Part 4
- Lesson 2.8e · Counting to 120 · Part 5
- Lesson 2.8f · Counting to 120 · Part 6
- Lesson 2.8g · Counting to 120 · Part 7
- Lesson 2.8h · Counting to 120 · Part 8
- Lesson 2.8i · Counting to 120 · Part 9
- Lesson 2.8j · Counting to 120 · Part 10
- Lesson 2.8k · Counting to 120 · Part 11
- Lesson 2.9a · Counting Forward and Backward to 120 · Part 1
- Lesson 2.8l · Counting to 120 · Part 12
- Lesson 2.9b · Counting Forward and Backward to 120 · Part 2
- Lesson 2.9c · Counting Forward and Backward to 120 · Part 3
- Lesson 2.9d · Counting Forward and Backward to 120 · Part 4
- Lesson 2.9e · Counting Forward and Backward to 120 · Part 5
- Lesson 2.9f · Counting Forward and Backward to 120 · Part 6
- Lesson 2.9g · Counting Forward and Backward to 120 · Part 7
- Lesson 2.10a · Comparing Numbers · Part 1
- Lesson 2.10b · Comparing Numbers · Part 2
- Lesson 2.10c · Comparing Numbers · Part 3
- Lesson 2.10d · Comparing Numbers · Part 4
- Lesson 2.10e · Comparing Numbers · Part 5
- Lesson 2.10f · Comparing Numbers · Part 6
- Lesson 2.10g · Comparing Numbers · Part 7
Practice
- No quiz yet.
Learn
- Lesson 3.1a · Adding to 11 · Part 1
- Lesson 3.1b · Adding to 11 · Part 2
- Lesson 3.2a · Subtracting from 11 · Part 1
- Lesson 3.2b · Subtracting from 11 · Part 2
- Lesson 3.3a · Adding to 12 · Part 1
- Lesson 3.3b · Adding to 12 · Part 2
- Lesson 3.3c · Adding to 12 · Part 3
- Lesson 3.4a · Subtracting from 12 · Part 1
- Lesson 3.4b · Subtracting from 12 · Part 2
- Lesson 3.4c · Subtracting from 12 · Part 3
- Lesson 3.5a · Adding to 13 · Part 1
- Lesson 3.5b · Adding to 13 · Part 2
- Lesson 3.5c · Adding to 13 · Part 3
- Lesson 3.6a · Subtracting from 13 · Part 1
- Lesson 3.6b · Subtracting from 13 · Part 2
- Lesson 3.6c · Subtracting from 13 · Part 3
- Lesson 3.7a · Adding to 14 · Part 1
- Lesson 3.7b · Adding to 14 · Part 2
- Lesson 3.8a · Subtracting from 14 · Part 1
- Lesson 3.8b · Subtracting from 14 · Part 2
- Lesson 3.8c · Subtracting from 14 · Part 3
- Lesson 3.9a · Fact Families 11 through 15 · Part 1
- Lesson 3.9b · Fact Families 11 through 15 · Part 2
- Lesson 3.10a · Addition and Subtraction Facts through 15 · Part 1
- Lesson 3.10b · Addition and Subtraction Facts through 15 · Part 2
- Lesson 3.10c · Addition and Subtraction Facts through 15 · Part 3
- Lesson 3.10d · Addition and Subtraction Facts through 15 · Part 4
- Lesson 3.10e · Problem Solving · Part 5
- Lesson 3.11a · Fact Families 16 through 20 · Part 1
- Lesson 3.11b · Fact Families 16 through 20 · Part 2
- Lesson 3.12a · Addition and Subtraction Facts through 16 · Part 1
- Lesson 3.12b · Addition and Subtraction Facts through 16 · Part 2
- Lesson 3.12c · Addition and Subtraction Facts through 16 · Part 3
- Lesson 3.12d · Addition and Subtraction Facts through 16 · Part 4
- Lesson 3.12e · Problem Solving · Part 5
- Lesson 3.13a · Using Addition for Subtraction · Part 1
- Lesson 3.13b · Using Addition for Subtraction · Part 2
- Lesson 3.13c · Using Addition for Subtraction · Part 3
- Lesson 3.14a · Addition and Subtraction Facts through 18 · Part 1
- Lesson 3.14b · Addition and Subtraction Facts through 18 · Part 2
- Lesson 3.14c · Addition and Subtraction Facts through 18 · Part 3
- Lesson 3.14d · Addition and Subtraction Facts through 18 · Part 4
- Lesson 3.14e · Problem Solving · Part 5
- Lesson 3.15a · Using Addition for Subtraction · Part 1
- Lesson 3.15b · Using Addition for Subtraction · Part 2
- Lesson 3.15c · Using Addition for Subtraction · Part 3
- 3.16 More- and Less-Than Facts 11 through 20
Practice
- No quiz yet.
Learn
- Lesson 4.1a · Adding 2-Digit and 1-Digit Numbers · Part 1
- Lesson 4.1b · Adding 2-Digit and 1-Digit Numbers · Part 2
- Lesson 4.1c · Adding 2-Digit and 1-Digit Numbers · Part 3
- Lesson 4.1d · Adding 2-Digit and 1-Digit Numbers · Part 4
- Lesson 4.1e · Adding 2-Digit and 1-Digit Numbers · Part 5
- Lesson 4.1f · Adding 2-Digit and 1-Digit Numbers · Part 6
- Lesson 4.2a · Adding Multiples of 10 to 2-Digit Numbers · Part 1
- Lesson 4.2b · Adding Multiples of 10 to 2-Digit Numbers · Part 2
- Lesson 4.2c · Adding Multiples of 10 to 2-Digit Numbers · Part 3
- 4.3 Problem Solving
- Lesson 4.4a · Subtracting Multiples of 10 · Part 1
- Lesson 4.4b · Subtracting Multiples of 10 · Part 2
- Lesson 4.4c · Subtracting Multiples of 10 · Part 3
- Lesson 4.5a · Addition and Subtraction Practice through 100 · Part 1
- Lesson 4.5b · Addition and Subtraction Practice through 100 · Part 2
- Lesson 4.5c · Addition and Subtraction Practice through 100 · Part 3
- Lesson 4.5d · Addition and Subtraction Practice through 100 · Part 4
- Lesson 4.5e · Problem Solving · Part 5
- Lesson 4.6a · Adding Three Numbers · Part 1
- Lesson 4.6b · Adding Three Numbers · Part 2
- Lesson 4.6c · Problem Solving · Part 3
Practice
- No quiz yet.
Chapter 5
Measurement
Learn
- Lesson 5.1a · Telling Time to the Hour · Part 1
- Lesson 5.1b · Telling Time to the Hour · Part 2
- Lesson 5.1c · Telling Time to the Hour · Part 3
- Lesson 5.1d · Telling Time to the Hour · Part 4
- Lesson 5.2a · Telling Time to the Half Hour · Part 1
- Lesson 5.2b · Telling Time to the Half Hour · Part 2
- Lesson 5.2c · Telling Time to the Half Hour · Part 3
- Lesson 5.2d · Telling Time to the Half Hour · Part 4
- Lesson 5.3a · Ordering Objects · Part 1
- Lesson 5.3b · Ordering Objects · Part 2
- Lesson 5.3c · Ordering Objects · Part 3
- Lesson 5.3d · Ordering Objects · Part 4
- Lesson 5.4a · Comparing Lengths of Objects · Part 1
- Lesson 5.4b · Comparing Lengths of Objects · Part 2
- Lesson 5.5a · Measuring Length and Height · Part 1
- Lesson 5.5b · Measuring Length and Height · Part 2
- 5.6 More or Fewer
- Lesson 5.7a · Greater Than, Less Than, and Equal To · Part 1
- Lesson 5.7b · Greater Than, Less Than, and Equal To · Part 2
Practice
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Chapter 6
Geometry
Learn
Practice
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