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Grades K–5
Standards Domain

Number & Operations in Base Ten

Grades K–5 · K–5.NBT · View standards

Subtopics

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Teen NumbersKindergartenOpen lesson → Counting and Place Value to 120Grade 1Open lesson → Compare Two-Digit NumbersGrade 1Open lesson → Add Within 100Grade 1Open lesson → Place Value to 1,000Grade 2Open lesson → Compare Three-Digit NumbersGrade 2Open lesson → Add and Subtract Within 1,000Grade 2Open lesson → Rounding and Multi-Digit ArithmeticGrade 3Open lesson → Place Value and RoundingGrade 4Open lesson → Multi-Digit Addition and SubtractionGrade 4Open lesson → Multi-Digit MultiplicationGrade 4Open lesson → Division with RemaindersGrade 4Open lesson → Place Value with DecimalsGrade 5Open lesson → Multi-Digit Multiplication and DivisionGrade 5Open lesson → Decimal OperationsGrade 5Open lesson →
Original Place Value Lessons
Place ValueGrades K–5Open lesson →
Original Number Operations Lessons
Number OperationsGrades K–5Open lesson →
AdditionGrades K–5Browse 8 lessons ↓
Addition and Subtraction Stories →Addition and Subtraction Within 100 →Addition and Subtraction Within 20 →Addition Within 10 →Multi-Digit Addition and Subtraction →Properties of Addition →Properties of Addition and Multiplication →Relate Addition and Subtraction to Length →
SubtractionGrades K–5Browse 6 lessons ↓
Addition and Subtraction Stories →Addition and Subtraction Within 100 →Addition and Subtraction Within 20 →Multi-Digit Addition and Subtraction →Relate Addition and Subtraction to Length →Subtraction Within 10 →
MultiplicationGrades K–5Browse 5 lessons ↓
Meaning of Multiplication →Multi-Digit Multiplication →Multi-Digit Multiplication and Division →Multiplication and Division Facts →Properties of Addition and Multiplication →
DivisionGrades K–5Browse 4 lessons ↓
Division with Remainders →Meaning of Division →Multi-Digit Multiplication and Division →Multiplication and Division Facts →

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