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Unit 1, Lesson 11

Finding the Missing Space

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Other lessons from Unit 1 in Grade 2 by Share My Lesson

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Unit 1, Lesson 10

How Many Squares Fit?

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Next Lesson

Unit 1, Lesson 12

Fractions of Shapes, Day 1 (Halves and Fourths)

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Other lessons similar to this one

Unit 6, Lesson 1

Use manipulatives to create equal groups

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Unit 6, Lesson 2

Use math drawings to represent equal groups, and relate to repeated addition

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2 Content Standards are aligned with this lesson

2.OA.C.4
2.G.A.2

Major StandardsSupporting StandardsAdditional Standards

Standard 2.OA.C.4

Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends.

Part of Supporting Cluster 2.OA.C

2 Math Practice Standards are aligned with this lesson

Model with mathematics.

Use appropriate tools strategically.

Prerequisites for 2.OA.C.4

1st Grade

Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 - 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2.

Upcoming Standards for 2.OA.C.4

3rd Grade

Interpret products of whole numbers, e.g., interpret 5 x 7 as the total number of objects in 5 groups of 7 objects each. For example, describe a context in which a total number of objects can be expressed as 5 x 7.

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