Lesson: Adding and Subtracting Lengths: Numbers up to 100 Geometry • Concepts and Skills • enVisionmath2.0 • Grade 2 • Volume 2 • Common Core

Mathematics

In this lesson, we will learn how to solve problems to calculate the lengths of objects by adding and subtracting within 100.

Worksheet

Q1:

This paper sheet is 90 centimeters long.

Madison cut it and used only 70 centimeters of it for her art project. How long is the piece of paper left?

Q2:

2 days ago, Mason’s pencil was 13 cm long. Today, its length is 3 cm less. How long is Mason’s pencil today?

Q3:

Consider the two buildings shown.

Which building is shorter?

How much shorter is it?

Preview