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1.OA.D.7

28 Results Found

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1st Grade Math

In this Common Core-aligned course, 1st graders develop an understanding of addition and subtraction within 20, place value, measurement, and geometric shapes.

2nd Grade Math

In this Common Core-aligned course, 2nd graders develop an understanding of and fluency with addition and subtraction, place value within 1,000, measurement with both standard and metric units, and properties of two-dimensional shapes.

2nd Grade - Addition and Subtraction Within 20

Students extend their knowledge of addition and subtraction within 20 to fluently add and subtract within 20 using various strategies. This work is put into practice as students solve add to, take from, and put together/take apart word problem types using tape diagrams and equations to represent what is happening mathematically.

1st Grade - Adding and Subtracting Within 10

Students build fluency with addition and subtraction within 10 using various strategies. Students solve familiar story problem types within 10 using objects, pictures, and equations to represent the mathematics in the problem.

2nd Grade - Adding and Subtracting Within 100

Students develop strategies based on place value, properties of operations, and the operational relationship between addition and subtraction to add and subtract within 100 fluently. Students will use these strategies to add up to four two-digit numbers and explain why these strategies work. Students also explore categorical data. 

1st Grade - Adding and Subtracting With Story Problems

Students solve new story problem types within 10 using objects, pictures, and equations to represent the mathematics in the problem. They explore the relationship between addition and subtraction and develop flexibility relating equations to story problems.

2nd Grade - Working with Even, Odd, and Equal Groups

Students analyze even and odd numbers and work with equal groups to form arrays and partition rectangles into equal-sized squares.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 1

Determine if a set of objects can be arranged into two equal groups.

2nd Grade Math - Unit 1: Addition and Subtraction Within 20 - Lesson 2

Find the value that makes equations true where the total is 10.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 2

Determine if a set of objects can be arranged into groups of two.

2nd Grade Math - Unit 1: Addition and Subtraction Within 20 - Lesson 3

Find the value that makes equations true where the total is less than or equal to 10.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 3

Determine if the number of objects in a group is even or odd.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 4

Represent even numbers as a total of two equal addends.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 5

Determine if numbers are even or odd and explain thinking.

2nd Grade Math - Unit 2: Adding and Subtracting Within 100 - Lesson 5

Add within 100 in cases that require composing a ten, recording that work with equations.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 6

Build and describe arrays as rows of equal groups.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 7

Build and describe arrays as columns of equal groups.

2nd Grade Math - Unit 7: Working with Even, Odd, and Equal Groups - Lesson 8

Build and represent various arrays with the same total.

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