Curriculum / Math / 2nd Grade / Unit 3: Length Measurement / Lesson 16

Length Measurement

Lesson 16

Math

Unit 3

2nd Grade

Lesson 16 of 19

Objective

Subtract using a number line.

Student-Facing

I can subtract by counting back on a number line.

Lesson Map

Topic A: Metric Measurement

Lesson

Measure length with equal-sized units.

Standards

2.MD.A.1

Lesson

Create and use a centimeter ruler to measure length.

Standards

2.MD.A.1

Lesson

Estimate and measure length with centimeter rulers.

Standards

2.MD.A.12.MD.A.3

Lesson

Use appropriate tools to measure length.

Standards

2.MD.A.12.MD.A.3

Lesson

Solve one-step story problems involving metric length, including those involving comparison.

Standards

2.MD.A.12.MD.A.42.MD.B.5

Lesson

Solve two-step story problems involving metric length.

Standards

2.MD.B.5

Topic B: Customary Measurement

Lesson

Understand a new length unit, an inch, and measure lengths using an inch ruler.

Standards

2.MD.A.1

Lesson

Measure and estimate lengths in inches and feet.

Standards

2.MD.A.12.MD.A.22.MD.A.3

Lesson

Relate different units of measure when measuring the lengths of objects (inches, feet, and centimeters).

Standards

2.MD.A.12.MD.A.2

Lesson

Solve one-step and two-step story problems involving customary length.

Standards

2.MD.B.5

Topic C: Foundations of Number Lines

Lesson

Understand the features of rulers.

Standards

2.MD.A.12.MD.B.6

Lesson

Connect the features of rulers to number lines.

Standards

2.MD.B.6

Lesson

Label and identify points on a number line, including a number line that does not start at 0 and/or doesn’t have all tick marks labeled.

Standards

2.MD.B.6

Lesson

Estimate points on a number line.

Standards

2.MD.B.6

Lesson

Add using a number line.

Standards

2.MD.B.6

Lesson

Subtract using a number line.

Standards

2.MD.B.6

Lesson

Subtract using a number line, including thinking of subtraction as an unknown-addend problem.

Standards

2.MD.B.6

Topic D: Line Plots and Data

Lesson

Interpret and answer questions about data represented in line plots.

Standards

2.MD.D.9

Lesson

Generate measurement data and represent it in a line plot.

Standards

2.MD.D.9

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Length Measurement

Objective

Are You Sure?

Student-Facing

We Handle Materials So You Can Focus on Students