Demonstrate and explain the relationship between numbers and quantities up to 20 | Demonstrate and explain the relationship between numbers and quantities up to 20; connect counting to cardinality (the last number counted represents the total quantity in a set). | K.NR.1 |
Count up to 20 objects in a variety of structured arrangements and up to 10… | Count up to 20 objects in a variety of structured arrangements and up to 10 objects in a scattered arrangement. | K.NR.1.1 |
When counting objects, explain that the last number counted represents the… | When counting objects, explain that the last number counted represents the total quantity in a set (cardinality), regardless of the arrangement and order. | K.NR.1.2 |
Given a number from 1-20, identify the number that is one more or one less | Given a number from 1-20, identify the number that is one more or one less. | K.NR.1.3 |
Identify pennies, nickels | Identify pennies, nickels, and dimes and know their name and value. | K.NR.1.4 |
Use count sequences within 100 to count forward and backward in sequence | Use count sequences within 100 to count forward and backward in sequence. | K.NR.2 |
Count forward to 100 by tens and ones and backward from 20 by ones | Count forward to 100 by tens and ones and backward from 20 by ones. | K.NR.2.1 |
Count forward beginning from any number within 100 and count backward from any… | Count forward beginning from any number within 100 and count backward from any number within 20. | K.NR.2.2 |
Use place value understanding to compose and decompose numbers from 11–19 | Use place value understanding to compose and decompose numbers from 11–19. | K.NR.3 |
Describe numbers from 11 to 19 by composing | Describe numbers from 11 to 19 by composing (putting together) and decomposing (breaking apart) the numbers into ten ones and some more ones. | K.NR.3.1 |
Identify, write, represent | Identify, write, represent, and compare numbers up to 20. | K.NR.4 |
Identify written numerals 0- 20 and represent a number of objects with a… | Identify written numerals 0- 20 and represent a number of objects with a written numeral 0-20 (with 0 representing a count of no objects). | K.NR.4.1 |
Compare two sets of up to 10 objects and identify whether the number of objects… | Compare two sets of up to 10 objects and identify whether the number of objects in one group is more or less than the other group, using the words “greater than,” “less than,” or “the same as”. | K.NR.4.2 |
Explain the concepts of addition, subtraction | Explain the concepts of addition, subtraction, and equality and use these concepts to solve real-life problems within 10. | K.NR.5 |
Compose (put together) and decompose | Compose (put together) and decompose (break apart) numbers up to 10 using objects and drawings. | K.NR.5.1 |
Represent addition and subtraction within 10 from a given authentic situation… | Represent addition and subtraction within 10 from a given authentic situation using a variety of representations and strategies. | K.NR.5.2 |
Use a variety of strategies to solve addition and subtraction problems within… | Use a variety of strategies to solve addition and subtraction problems within 10. | K.NR.5.3 |
Fluently add and subtract within 5 using a variety of strategies to solve… | Fluently add and subtract within 5 using a variety of strategies to solve practical, mathematical problems. | K.NR.5.4 |