In this interactive, use logic to solve riddles involving a wallaby jumping contest. Add two consecutive jumps and place them on a number line, finding equivalent fractions and common denominators to do so. Backward jumps represent...

Practice finding the missing value in an addition or subtraction equation involving negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice determining whether the sum of two numbers is positive, negative, or zero. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice taking the absolute value of the difference of two numbers to find the distance between those numbers. Apply this principle to solve word problems. Students receive immediate feedback and have the opportunity to try questions...

Find a great selection of non-Java math flashcard activities. Choose from an index of flashcard topics of a variety of difficulty levels. Topics include: basic and advanced addition, subtraction, multiplication, and division, algebra,...

At this site from Lizard Point Consulting, you can practice several different levels of difficulty of subtraction problems that use 1-digit numbers all the way up to 3-digit number subtraction problems that require regrouping. You can...