Curriculum / Math / 4th Grade / Unit 2: Multi-Digit Multiplication / Lesson 16

Multi-Digit Multiplication

Lesson 16

Math

Unit 2

4th Grade

Lesson 16 of 18

Objective

Abstract the formulas for the area and perimeter of a rectangle and apply those formulas in real-world and mathematical problems involving multiplication, addition, and subtraction.

Lesson Map

Topic A: Multiplicative Comparison

Lesson

Solve multiplicative comparison problems with a larger unknown. Distinguish multiplicative comparison from additive comparison.

Standards

4.OA.A.14.OA.A.2

Lesson

Solve multiplicative comparison problems with a smaller unknown.

Standards

4.OA.A.14.OA.A.2

Lesson

Solve multiplicative comparison problems with an unknown multiplier. Interpret a multiplication equation as a comparison.

Standards

4.OA.A.14.OA.A.2

Topic B: Multiplication of up to Four-Digit Whole Numbers by One-Digit Whole Numbers

Lesson

Multiply 10, 100, and 1,000 by one- and two-digit numbers.

Standards

4.NBT.B.5

Lesson

Multiply multiples of 10, 100, and 1,000 by one-digit numbers. Estimate multi-digit products by rounding numbers to their largest place value.

Standards

4.NBT.B.5

Lesson

Multiply two-, three-, and four-digit numbers by one-digit numbers using a variety of mental strategies.

Standards

4.NBT.B.5

Lesson

Multiply two-digit numbers by one-digit numbers.

Standards

4.NBT.B.5

Lesson

Multiply three-digit numbers by one-digit numbers.

Standards

4.NBT.B.5

Lesson

Multiply four-digit numbers by one-digit numbers.

Standards

4.NBT.B.5

Lesson

Multiply two-, three-, and four-digit numbers by one-digit numbers and assess the reasonableness of the product.

Standards

4.NBT.B.5

Topic C: Multiplication of Two-Digit Whole Numbers by Two-Digit Whole Numbers

Lesson

Multiply two-digit multiples of 10 by two-digit multiples of 10. Estimate multi-digit products by rounding numbers to their largest place value.

Standards

4.NBT.B.5

Lesson

Multiply two-digit multiples of 10 by two-digit numbers.

Standards

4.NBT.B.5

Lesson

Multiply two-digit numbers by two-digit numbers using a variety of mental strategies.

Standards

4.NBT.B.5

Lesson

Multiply two-digit by two-digit numbers using four partial products.

Standards

4.NBT.B.5

Lesson

Multiply two-digit by two-digit numbers using two partial products and assess the reasonableness of the product.

Standards

4.NBT.B.5

Topic D: Multi-Step Word Problems

Lesson

Abstract the formulas for the area and perimeter of a rectangle and apply those formulas in real-world and mathematical problems involving multiplication, addition, and subtraction.

Standards

4.MD.A.34.OA.A.3

Lesson

Solve two-step word problems involving multiplication, addition, and subtraction.

Standards

4.OA.A.24.OA.A.3

Lesson

Solve multi-step word problems involving multiplication, addition, and subtraction.

Standards

4.OA.A.3

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