In this addition practice worksheet, students solve 15 problems that require them to add 3-digit numbers to 3-digit numbers.

In this addition practice worksheet, students solve 15 problems that require them to add 3-digit numbers to 3-digit numbers. Each problem has 3 addends.

In this addition practice worksheet, students solve 15 problems that require them to add using multiple-digit numbers. Each of the problems has 3 addends.

In this addition practice learning exercise, students practice their math skills as they solve 15 problems that require them to add multiple digits.

In this addition practice worksheet, students practice their math skills as they solve 15 problems that require them to add multiple digits.

In this addition practice worksheet, students use their problem solving skills to solve 15 problems that require them to add multiple digit numbers to multiple digit numbers.

In this addition practice worksheet, students use their problem solving skills to solve 15 problems that require them to add multiple digit numbers to multiple digit numbers.

In this addition practice worksheet, students use their problem solving skills to solve 15 problems that require them to add multiple digit numbers to multiple digit numbers.

In this addition practice learning exercise, students use their problem solving skills to solve 15 problems that require them to add multiple digit numbers to multiple digit numbers.

In this addition practice worksheet, students use their problem solving skills to solve 15 problems that require them to add multiple digit numbers to multiple digit numbers.

In this addition practice worksheet, students use their problem solving skills to solve 15 problems that require them to add multiple digit numbers to multiple digit numbers.