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Explanations >> Grade 1

• Chapter 1
From 0 to 10
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Comparing Numbers and Sequencing
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Subtraction
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• Chapter 2
Numbers 11 to 20
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Counting
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Comparing Numbers and Sequencing
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Writing Numbers
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Addition Up to 20 without Regrouping
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Subtraction Up to 20 without Regrouping
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Subtraction Up to 20 with Regrouping
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• Chapter 3
Problem Solving: Numbers up to 20
• Chapter 4
Numbers 20 to 100
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Counting by Groups
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Compare Numbers and Sequencing
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Ordinal Numbers
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Adding and Subtracting 10s
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Adding 2-Digit Numbers with 10s
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Adding 2-Digit Numbers with 1-Digit Numbers
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Subtracting 2-Digit Numbers with 10s
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Subtracting 2-Digit Numbers with 1-Digit Numbers
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• Chapter 5
Problem Solving: Numbers up to 100
• Chapter 6
• Chapter 7
Patterns
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Numbers
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• Chapter 8
Classifying
• Chapter 9
Plane and Solid Shapes
• Chapter 10
Telling Time to Hour, Half Hour, and Quarter Hour
• Chapter 11
Money
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Names and Values of Coins and Bills Up to \$100
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Problem Solving
• Chapter 12