Missouri Learning Standards
MO.2.NBT. Number Sense and Operations in Base Ten
2.NBT.A. Understand place value of three digit numbers.
2.NBT.A.3. Count within 1000 by 1s, 10s and 100s starting with any number.
2.NBT.A.5. Compare two three-digit numbers using the symbols >, = or <.
MO.2.RA. Relationships and Algebraic Thinking
2.RA.B. Develop foundations for multiplication and division.
2.RA.B.3. Find the total number of objects arranged in a rectangular array with up to 5 rows and 5 columns, and write an equation to represent the total as a sum of equal addends.