Understand subtraction as an unknown-addend problem.

Algebraic Reasoning - Operations and Algebraic Thinking

Understand and apply properties of operation and the relationship between addition and subtraction within 20.

Understand subtraction as an unknown-addend problem.

Algebraic Reasoning - Operations and Algebraic Thinking

Understand and apply properties of operation and the relationship between addition and subtraction within 20.

Maine DOE

Last updated:

2020-06-25 19:36:40

No resources have been tagged as aligned with this standard.

- This standard is part of: AR.C.2
- This standard is derived from: CCSS.Math.Content.1.OA.B.4

Finer grained standards that are part of this one

Maine DOE

Last updated:

2020-06-25 19:36:43

Standards with the same topic and subject but for other grades

Understand division as an unknown-factor problem.

Maine DOE

Last updated:

2020-06-25 20:05:55

Interpret whole-number quotients of whole numbers, e.g., interpret 56 ÷ 8 as the number of objects in each share when 56 objects are partitioned equally into 8 shares, or as a number of shares when 56 objects are partitioned into equal shares of 8 objects each.

Maine DOE

Last updated:

2020-06-25 20:04:35

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

Maine DOE

Last updated:

2020-06-25 20:03:55

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.

Maine DOE

Last updated:

2020-06-15 14:39:12

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.

Maine DOE

Last updated:

2020-06-15 16:57:05

Standards derived from the same national standard

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.

Mississippi DOE

Last updated:

2016-02-23 17:10:22

Understand subtraction as an unknown-addend problem.

Kansas DOE

Last updated:

2017-11-10 23:43:49

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