Relating Addition and Subtraction

Subtracting by 10s is easy for your young learners with this worksheet! There are three questions to accompany a bar graph, and there's a space for learners to explain their answers. Encourage them to use mental math here! 

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...

Now that your class can add by 10s they can start subtracting by 10s. This clear, learner-friendly worksheet provides a good example (10-rods are pictured) and 7 problems to solve. Relates groups of tens to single-digit numbers, which...

Bring these four word problems to your second grade class to reinforce addition, subtraction, and money math. The problems provide space to write out the proper equations, as well as separate areas to fill in the answers. Use these...

Here is a fabulous lesson on problem solving in the mathematical world. In it, third and fourth graders get lots of great coaching on how to approach word problems, and how to best find a solution. They watch an episode of Reading...

Here is a worthwhile presentation on addition and subtraction word problems. After some slides which give tips on problem-solving strategies, learners are given a host of word problems to tackle on their own. They are given instant...

Zoe from the StudyJams! crew brings the properties of addition to life by clearly explaining the meaning of the associative, commutative, and identity properties as she collects photos for an album. Listen to the included karaoke song...

These presentations, designed by Monica Yuskatis, are among the best math PowerPoints you can find. Use this one to lead your pupils through the steps needed to subtract fractions with like denominators, then simplify the answers into...

Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...