Standards with the same topic and subject but for other grades
Solve problems, using mental computation strategies, involving subtraction of two whole numbers each 99 or less.
Recognize and use the relationship between addition and subtraction to solve single-step practical problems, with whole numbers to 20. (a)
Recall and write the basic addition facts for sums to 20 or less and the corresponding subtraction facts, when addition or subtraction problems are presented in either horizontal or vertical written format.
find the difference, using various methods of calculation.
Create and solve single-step and multistep practical problems involving the sum or difference of two whole numbers, each 9,999 or less. (b)
Understand that subtraction is used in practical situations when exact answers are needed.
Develop flexible methods of subtracting whole numbers to find the difference, by combining numbers in a variety of ways, most depending on place values.
Find the difference of two whole numbers each 99 or less, using Base-10 models, such as Base-10 blocks and bundles of tens.
Solve problems presented vertically or horizontally that require finding the difference between two whole numbers each 99 or less, using paper and pencil.
Solve single-step and multistep problems involving the sum or difference of two whole numbers, each 9,999 or less, with or without regrouping.