3rd Grade Number Sense Worksheets and Activities | Page 2

In this worksheet, students need to find the missing addend in 6-digit numbers written in expanded form. Worksheet instructions: Find the missing addend in each equation.

In this worksheet, students need to find the missing addends in 5-digit numbers written in expanded form. Worksheet instructions: Find the missing addends in each equation.

In this worksheet, students need to find the missing addend in 5-digit numbers written in expanded form. Worksheet instructions: Find the missing addend in each equation.

In this worksheet, students need to find the missing addends in 4-digit numbers written in expanded form. Worksheet instructions: Find the missing addends in each equation.

In this place value worksheet, students need to find the missing addends in 4-digit numbers written in expanded form. Worksheet instructions: Find the missing addends in each equation.

In this worksheet, students need to find the missing addends in 4-digit numbers written in expanded form. Worksheet instructions: Find the missing addend in each equation.

In this place value worksheet, students need to find the missing addends in 4-digit numbers written in expanded form. Worksheet instructions: Find the missing addend in each equation.

In this place value worksheet, students are asked to write 6-digit numbers as the sum of a specific number of ones, tens, hundreds, thousands, ten-thousands, and hundred-thousands. Worksheet instructions: Build each 6-digit number by adding its parts.

Students are asked to write 6-digit numbers as the sum of a specific number of ones, tens, hundreds, thousands, ten-thousands, and hundred-thousands. Worksheet instructions: Build each 6-digit number by adding its parts.

In this worksheet, students need to write 5-digit numbers as a sum of a certain number of ones, tens, hundreds, thousands and ten-thousands. Worksheet instructions: Build each 5-digit number by adding its parts.

In this place value worksheet, students need to write 5-digit numbers as a sum of a certain number of ones, tens, hundreds, thousands and ten-thousands. Worksheet instructions: Build each 5-digit number by adding its parts.

In this worksheet, students are requested to write 4-digit numbers as a sum of a certain number of ones, tens, hundreds and thousands. Worksheet instructions: Build each 4-digit number by adding its parts.

Worksheet instructions: Build each 4-digit number by adding its parts.

In this worksheet, the student needs to find the missing number in each problem. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

In this worksheet, students need to find the missing number in each 4-digit addition problem. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

In this worksheet, students need to find the missing number in each four-digit addition problem. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. In this worksheet, the student needs to find the missing number in each equation. Worksheet instructions: Find the missing number in each problem.

Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. In this worksheet, students need to find the missing number in each equation. Worksheet instructions: Find the missing number in each problem.

In this worksheet, the student needs to find the missing number in each equation. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

Students need to find the missing number in each equation. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

In this worksheet, students need to find the missing number in each equation. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

Worksheet instructions: Write the numbers in expanded form. For example: 4,151 = 4,000 + 100 + 50 + 1

Worksheet instructions: Write the numbers in expanded form. For example: 2,348 = 2,000 + 300 + 40 + 8

Worksheet instructions: Build the 3-digit numbers by adding its parts (multiples of ones, ten and one hundred).

Worksheet instructions: Find the missing number in each problem.