Third Grade Math Core Curriculum This page contains links to all the posts containing 3rd grade math topics. Please click on the links to get the the worksheets and lessons of your choice and make your

Subtracting One-digit Number from Two-digit Number In this post I am discussing a special subtraction strategy which is subtracting one-digit number from two-digit number which is less than nineteen. In

Basic Subtraction & Subtraction Without Regrouping Worksheets Subtraction is the second basic math operation after addition. Though the concept subtraction can be introduced to kids in first grade,

Estimating Sums Multiple Choice Worksheets In this post we will wrap up estimating sums for 3rd grade math level. As you know we need estimation skill when we don't need the exact answer and approximate

Estimating the Sum of Given Numbers We need estimation, when we don’t want an exact answer. Estimation is a fare guess of the sum and is close to the actual answer reasonably.  For example; Robin

4 Digit Addition Worksheets This post is continuation of addition strategies for 3rd grade math. Today we will discuss adding two 4-digit numbers with grouping. I think addition of two numbers without

Adding Two Three-Digit Numbers Without and With Regrouping Today we will discuss adding two three-digit numbers. This simple addition involves without and with regrouping. While adding two three-digit

Double Digit Addition With Regrouping Addition is the most basic math operation and elementary school kids needs to master this skill. Grade three is a perfect time to learn it.  Today we will discuss

Simple Addition Equations In this post we will discuss addition equations. This concept gives some exposure of equations (equality) to kids in grade three. On Left Hand Side (LHS) some missing number is

Sharpen the Addition Skills By Adding Doubles In this post we will start the very basic math operation of addition. In third grade math kids build up addition skills over what they have learned in second

Basic Addition Facts Involving Numbers 5 and 6 In the post we will discuss the basic addition facts of number 5 and 6. Yes, there will be some facts for these numbers which will seem harder for grade 3

Math Addition Facts For Two Three and Four In this post we will keep discussing the basic addition facts. There are 3 worksheets for the addition facts of numbers two, three and four each. Again, I encourage

Addition Facts for Zero and One Worksheets We have just finished the basic number sense part for 3rd grade math. Today we are going to start with very easy and new concept of addition facts. Addition is

Skip Counting By 10s and 25s Worksheets Skip counting by 10s is very easy as long as we use multiples of 10 such as 10, 20, 30, 40, 50 and so on. This post also includes skip counting by 10s when the numbers

Skip Counting By 5's Worksheets In this post there are three worksheets, two to practice skip counting by 5's and third one is to practice skip counting by 3's, 4's and 5's. Skip counting by 5s is very

Rounding Numbers to Nearest Ten-Thousand Worksheets This is the final post on rounding number for 3rd grade math. We will discuss rounding numbers to nearest ten-thousands. Again the key is the knowledge

Rounding Numbers To Nearest Ten We need rounding when we want to estimate the numbers. Estimation is many times very helpful to check for reasonableness of a quantity or even of an answer to a problem.

Ordering Three and Four Numbers Worksheets Once kids know how to compare two numbers, next comes ordering given numbers from smallest to largest which is also known as ascending order or ordering from

Finding Greater and Smaller Numbers From a Given Number In this post we will practice writing numbers which are greater or smaller than a given number.  For example; write a number which is 1 greater

Worksheets on Finding Greater and Smaller Numbers in a Set of Numbers In this post you will find worksheets on finding greater numbers than a given number in a set of numbers or finding smaller numbers