Oklahoma Academic Standards
OK.2.N. Number & Operations (N)
2.N.1. Compare and represent whole numbers up to 1,000 with an emphasis on place value and equality.
2.N.1.1. Read, write, discuss, and represent whole numbers up to 1,000. Representations may include numerals, words, pictures, tally marks, number lines and manipulatives.
2.N.1.2. Use knowledge of number relationships to locate the position of a given whole number on an open number line up to 100.
2.N.1.6. Use place value to compare and order whole numbers up to 1,000 using comparative language, numbers, and symbols (e.g., 425 > 276, 73 < 107, page 351 comes after page 350, 753 is between 700 and 800).
2.N.2. Add and subtract one- and two-digit numbers in real-world and mathematical problems.
2.N.2.6. Use concrete models and structured arrangements, such as repeated addition, arrays and ten frames to develop understanding of multiplication.