## ◂Math Worksheets and Study Guides First Grade. Using Number Line

### The resources above correspond to the standards listed below:

#### New Mexico Standards

NM.N. Number and Operations: Students will understand numerical concepts and mathematical operations.
K-4.N.1. Understand numbers, ways of representing numbers, relationships among numbers, and number systems.
1.N.1.1. Demonstrate an understanding of the place-value structure of the base-ten number system:
1.N.1.1.a. Read, write, model, and sequence whole numbers up to 100 (including filling in missing numbers in a sequence)
1.N.1.1.e. Compare and order numbers up to 100
1.N.1.1.i. Connect number words and numbers to the quantities they represent
K-4.N.2. Understand the meaning of operations and how they relate to one another.
1.N.2.1. Use a variety of models to demonstrate an understanding of addition and subtraction of whole numbers.
1.N.2.2. Solve addition and subtraction problems with one- and two-digit numbers (e.g., 5 + 58 = __).
K-4.N.3. Compute fluently and make reasonable estimates.
1.N.3.1. Use strategies for whole-number computation, with a focus on addition and subtraction (e.g., counting on or counting back, doubles, sums that make 10, direct modeling with pictures or objects, numerical reasoning based on number combinations and relationships).
1.N.3.3. Perform addition and subtraction with whole number combinations.