Lesson 18 | Place Value, Rounding, Addition, and Subtraction | 4th Grade Mathematics

Objective

Solve multi-step word problems involving subtraction, using rounding to assess the reasonableness of answers.

Lesson Map

Topic A: Place Value of Multi-Digit Whole Numbers

Lesson

Review place value understanding for numbers within 1,000.

Standards

4.NBT.A.14.NBT.A.24.NBT.A.34.NBT.B.4

Lesson

Build numbers to 10,000 and write numbers to that place value in standard, unit, and expanded form.

Standards

4.NBT.A.14.NBT.A.2

Lesson

Model and write numbers to 10,000 with more than 9 of any unit in standard and unit form.

Standards

4.NBT.A.14.NBT.A.24.NBT.B.4

Lesson

Build numbers to 1,000,000 and write numbers to that place value in standard and unit form.

Standards

4.NBT.A.14.NBT.A.2

Lesson

Multiply and divide single units by 10. Recognize that a digit represents 10 times the value of what it represents in the place to its right.

Standards

4.NBT.A.1

Lesson

Multiply and divide multiple units by 10. Apply the property of “ten times greater” in the context of problems.

Standards

4.NBT.A.1

Topic B: Reading, Writing, and Comparing Multi-Digit Whole Numbers

Lesson

Read and write multi-digit numbers using base-ten numerals, number names, and expanded form.

Standards

4.NBT.A.2

Lesson

Locate multi-digit numbers on a number line and explain their placement.

Standards

4.NBT.A.24.NBT.A.3

Lesson

Compare numbers based on the meanings of the digits using >, <, or = to record the comparison.

Standards

4.NBT.A.2

Topic C: Rounding Multi-Digit Whole Numbers

Lesson

Round multi-digit numbers to their largest place.

Standards

4.NBT.A.3

Lesson

Round multi-digit numbers to any place.

Standards

4.NBT.A.3

Lesson

Round multi-digit numbers to any place in more complex cases, including those involving real-world contexts and/or assessing the reasonableness of that estimate.

Standards

4.NBT.A.3

Topic D: Multi-Digit Whole-Number Addition and Subtraction

Lesson

Fluently add multi-digit whole numbers using the standard algorithm involving up to two compositions. Solve one-step word problems involving addition.

Standards

4.NBT.B.4

Lesson

Fluently add multi-digit whole numbers using the standard algorithm involving multiple compositions. Solve one-step word problems involving addition.

Standards

4.NBT.B.4

Lesson

Solve multi-step word problems involving addition, using rounding to assess the reasonableness of answers.

Standards

4.NBT.B.44.OA.A.3

Lesson

Fluently subtract multi-digit whole numbers using the standard algorithm involving up to two decompositions. Solve one-step word problems involving subtraction.

Standards

4.NBT.B.4

Lesson

Fluently subtract multi-digit whole numbers using the standard algorithm involving multiple decompositions. Solve one-step word problems involving subtraction.

Standards

4.NBT.B.4

Lesson

Solve multi-step word problems involving subtraction, using rounding to assess the reasonableness of answers.

Standards

4.NBT.B.44.OA.A.3

Lesson

Solve multi-step word problems involving addition and subtraction, using rounding to assess the reasonableness of answers.

Standards

4.NBT.B.44.OA.A.3

Place Value, Rounding, Addition, and Subtraction

Objective

Lesson Map

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Place Value, Rounding, Addition, and Subtraction

Objective

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Request a Demo

Contact Information

School Information

What courses are you interested in?

ELA

Math

Any other information you would like to provide about your school?

We Handle Materials So You Can Focus on Students