Aaa Math: Estimating a Difference

Make sure your class stays up with the times using this series of math newsletters. Including word problems that cover topics ranging from consumer math and symmetry to graphing and probability, these worksheets are a...

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...

Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a...

Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...

Students can practice estimating sums to the nearest thousand in a series of self-check exercises and timed learning games.

Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...

Use rounding to estimate the answer to an addition problem in this online game. As you play the game, running totals of correct and incorrect answers and your score are displayed.

Students can practice rounding numbers to the nearest thousand through a series of self-check exercises and timed learning games.

Students can practice rounding whole numbers to the nearest hundred in a series of self-check exercises and timed learning games.

This lesson explains how to estimate differences between whole numbers. Gives practice and games to practice this skill in a helpful and fun way.