4th Grade Math Worksheets and Activities

In this addition worksheet, students practice adding three 2-digit whole tens (such as 20 + 30 + 40). This helps strengthen mental math skills, enhances place value understanding, and builds fluency with multi-step addition. Worksheet instructions: Find the sum for each problem.

In this worksheet, students practice adding three 2-digit whole tens (such as 20 + 30 + 40). This helps strengthen mental math skills, enhances place value understanding, and builds fluency with multi-step addition. Worksheet instructions: Find the sum for each problem.

In this worksheet, students practice adding two whole tens and two 1-digit numbers. This exercises helps build mental math fluency, reinforce place value, and improve multi-step problem solving (tip: add the "tens" first, then add the "ones"). Worksheet instructions: Find the sum for each problem below.

In this addition worksheet, students practice adding two whole tens (like 20, 40, 60, etc.) and two 1-digit numbers. This helps build mental math fluency, reinforce place value, and improve multi-step problem solving (tip: add the "tens" first, then add the "ones"). Worksheet instructions: Find the sum for each problem below.

In this worksheet, students find the missing number when a 2-digit number is added to a whole ten (like 10, 20, 30, etc.). All questions have a missing addend. Worksheet instructions: Find the missing number in each equation.

In this addition worksheet, students find the missing number when a 2-digit number is added to a whole ten (like 10, 20, 30, etc.). All questions have a missing addend. Worksheet instructions: Find the missing number in each equation.

In this addition worksheet, students add whole tens (like 10, 20, 30, etc.) to 2-digit numbers. This helps build fluency with mental math and reinforces place value understanding. Worksheet instructions: Find the sum for each problem below.

In this worksheet, students practice adding whole tens (like 10, 20, 30, etc.) to 2-digit numbers. This helps build fluency with mental math, reinforce place value understanding, and strengthen addition skills in a structured way. Worksheet instructions: Find the sum for each problem below.

In this addition worksheet, students add a 1-digit number and a 3-digit number. Some problems involve regrouping. Worksheet instructions: Find the sum for each problem below.

In this worksheet, students add a 1-digit number to a 3-digit number. Some problems involve regrouping, making it great for building fluency and number sense. Worksheet instructions: Find the sum for each problem below.

In this addition worksheet, students add a 2-digit and two 1-digit numbers in their heads. It’s great mental math practice that helps build number sense and confidence with multi-step addition. Worksheet instructions: Find the sum for each problem below.

In this worksheet, students add one 2-digit and two 1-digit numbers in their heads. It’s great mental math practice that helps build number sense and confidence with multi-step addition. Worksheet instructions: Find the sum for each problem below.

In this addition worksheet, students "complete the hundred" by finding the missing addend in addition equations where the sum is 100. Students are encouraged to solve these exercises mentally, without writing down intermediate steps. Worksheet instructions: Find the missing number in each equation.

In this worksheet, students "complete the hundred" by finding the missing addend in addition equations where the sum is 100. Students are encouraged to solve these exercises mentally, without writing down intermediate steps, to build number sense and fluency. Worksheet instructions: Find the missing number in each equation.

In this addition worksheet, students practice finding missing addends in problems that combine a 2-digit number with a 1-digit number. The goal is to build fluency and confidence in mental math by solving these problems quickly and accurately. Worksheet instructions: Find the missing number in each equation.

In this worksheet, students practice finding missing addends in addition problems that combine a 2-digit number with a 1-digit number. The goal is to build fluency and confidence in mental math by solving these problems quickly and accurately. Worksheet instructions: Find the missing number in each equation.

This rounding numbers worksheet helps students practice rounding numbers to the nearest 10 or 100. It is designed to strengthen number sense and place value skills. Worksheet instructions: Round each number to the nearest 10 or 100, depending on the underlined digit. For example: 5,642 rounded to the nearest 100 is 5,600.

This rounding worksheet helps students practice rounding numbers to the nearest 10 or 100. It is designed to strengthen number sense and place value skills. Worksheet instructions: Round each number to the nearest 10 or 100, depending on the underlined digit. For example: 5,642 rounded to the nearest 100 is 5,600.

This rounding worksheet helps students practice rounding numbers to the nearest 10 or 100, and is designed to strengthen number sense and place value skills. Worksheet instructions: Round each number to the nearest 10 or 100, depending on the underlined digit. For example: 5,642 rounded to the nearest 100 is 5,600.

This rounding worksheet helps students practice rounding numbers to the nearest 10, 100, or 1,000, and is designed to strengthen number sense and place value skills. Worksheet instructions: Round each number to the nearest 10, 100, or 1,000, depending on the underlined digit. For example: 3,548 rounded to the nearest 100 is 3,500.

This rounding worksheet helps students practice rounding numbers to the nearest 10, 100, or 1,000. It is designed to strengthen number sense and place value skills. Worksheet instructions: Round each number to the nearest 10, 100, or 1,000, depending on the underlined digit. For example: 3,548 rounded to the nearest 100 is 3,500.

This rounding worksheet helps students practice rounding numbers to the nearest 10, 100, or 1,000. Designed to strengthen number sense and place value skills, this worksheet is ideal for classroom activities, homework, or test prep. Worksheet instructions: Round each number to the nearest 10, 100, or 1,000, depending on the underlined digit. For example: 3,548 rounded to the nearest 100 is 3,500.

This addition worksheet helps students practice adding 2-digit and 1-digit numbers within 100 (with carrying). Designed to improve mental math skills, it encourages kids to solve problems quickly and accurately through repeated practice. Worksheet instructions: Find the sum for each problem.

This addition worksheet helps students practice adding 2-digit and 1-digit numbers (with carrying). Designed to improve mental math skills, it encourages kids to solve problems quickly and accurately through repeated practice. Worksheet instructions: Find the sum for each problem.

This mental math worksheet helps students practice adding 2-digit and 1-digit numbers with carrying. Designed to improve mental math skills, it encourages kids to solve problems quickly and accurately through repeated practice. Worksheet instructions: Find the sum for each problem.