Read, write, order, count, and model one-to-one correspondence with whole numbers to 100.
Use, model, and identify place value positions of 1's, 10's, and 100's.
Model and explain the processes of addition and subtraction, describing the relationship between the operations.
Select and use various representations of ordinal and cardinal numbers.
Identify, model, and label simple fractions, describing and defining them as equal parts of a whole, a region, or a set.
Identify, describe, and extend patterns inherent in the number system. Skip count by 2's, 5's, and 10's. Add and subtract by 10. Identify even and odd numbers.
Demonstrate the commutative and identity properties of addition.
reading, writing, ordering/counting and modeling correspondence of whole numbers
comparing whole numbers using the words greater than, less than or equal to
identifying ordinal position, first to the twentieth
dividing an even numbered set of concrete objects (up to 50) into halves
dividing geometric shapes into equal halves, fourths, and thirds
using objects, pictures, and problem situations to model addition and subtraction of whole numbers
identifying groups of objects as repeated addition or equal shares
skip counting by 2's to 20 and 5's and 10's to 100
identifying odd and even numbers up to 20
identifying fact families