Objectives 


Students practice addition and subtraction of whole numbers up to billions. In addition to basic skills, students apply addition and subtraction techniques to solve simple and multistep word problems.
Students learn to solve problems using addition and subtraction skills. They apply estimation and elimination techniques to solve problems quickly.
Students practice multiplication and division of large numbers. They use the skills to solve simple word problems, and also apply estimation to solve problems quickly.
Students learn to solve problems using their knowledge of multiplication and division. They use estimation and elimination techniques, multiplication and division rules to solve problems quickly.
Students practice addition, subtraction, multiplication, and division of decimal numbers. In addition to basic skills, students apply arithmetic skills to solve simple and multistep word problems.
Students learn to solve problems using various arithmetic operations. They apply estimation and elimination techniques to solve problems quickly.