Standards with the same topic and subject but for other grades
Create and solve two-step practical problems involving addition, subtraction, or both addition and subtraction. (c)
Determine the sum of two whole numbers whose sum is 99 or less, using various methods. (b)
Determine the difference of two whole numbers each 99 or less, using various methods. (b)
Create and solve single-step practical problems involving addition or subtraction. (c)
Model and solve various types of story and picture problems using 10 or fewer concrete objects. (Types of problems should include joining, separating, and part-part-whole scenarios.)
Estimate the sum of two whole numbers whose sum is 99 or less and recognize whether the estimation is reasonable (e.g., 27 + 41 is about 70, because 27 is about 30 and 41 is about 40, and 30 + 40 is 70). (a)
Addition and subtraction should be taught concurrently in order to develop understanding of the inverse relationship.
create their own story problems; and
One more than, one less than, two more than, two less than.
Estimate the difference between two whole numbers each 99 or less and recognize whether the estimate is reasonable. (a)