Understand subtraction as an unknown-addend problem.

Operations and Algebraic Thinking

Understand and apply properties of operations and the relationship between addition and subtraction.

Understand subtraction as an unknown-addend problem.

Operations and Algebraic Thinking

Understand and apply properties of operations and the relationship between addition and subtraction.

NGA Center/CCSSO

Last updated:

2010-06-11 08:25:47

- Operations and Algebraic Thinking
- Elementary (Grades K-2)

Common Core

Use the number line to fill in the missing number in these number sentences. Aligned with Common Core State Standards: 1.OA.3, 1.OA.4, 1.OA.6,...

- Number and Operations in Base 10
- Elementary (Grades K-2)

Common Core

The AFT has prepared sample parent letters on selected mathematics topics for grades K-8. Available in English and Spanish, the aim is to help...

- Number and Operations in Base 10
- Elementary (Grades K-2)

Common Core

Quick and easy to make and a handy center activity. Aligned to Common Core State Standard: 1.OA.4

- This standard is part of: CCSS.Math.Content.1.OA.B

Finer grained standards that are part of this one

NGA Center/CCSSO

Last updated:

2010-06-11 08:26:00

Standards with the same topic and subject but for other grades

Understand properties of multiplication and the relationship between multiplication and division.

NGA Center/CCSSO

Last updated:

2010-06-04 06:38:00

Understand division as an unknown-factor problem.

11 lessons are aligned with this standard

NGA Center/CCSSO

Last updated:

2010-06-04 06:38:45

Interpret products of whole numbers, e.g., interpret 5 × 7 as the total number of objects in 5 groups of 7 objects each.

40 lessons are aligned with this standard

NGA Center/CCSSO

Last updated:

2010-06-04 06:36:38

Interpret a multiplication equation as a comparison, e.g., interpret 35 = 5 × 7 as a statement that 35 is 5 times as many as 7 and 7 times as many as 5. Represent verbal statements of multiplicative comparisons as multiplication equations.

9 lessons are aligned with this standard

NGA Center/CCSSO

Last updated:

2010-06-04 06:50:21

Work with equal groups of objects to gain foundations for multiplication.

NGA Center/CCSSO

Last updated:

2010-06-04 06:28:21

State-specific standards derived from this one

Understand subtraction as an unknown-addend problem.

Florida DOE

Last updated:

2015-04-08 13:03:28

Understand subtraction as an unknown-addend problem.

North Carolina DOE

Last updated:

2015-06-23 09:57:13

Understand subtraction as an unknown-addend problem (e.g., subtract 10 – 8 by finding the number that makes 10 when added to 8).

West Virginia DOE

Last updated:

2016-02-01 08:30:51

Understand subtraction as an unknown-addend problem.

Maine DOE

Last updated:

2020-06-25 19:36:40

Understand subtraction as an unknown-addend problem.

Mississippi DOE

Last updated:

2016-02-23 17:10:22

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