Khan Academy: Adding and Subtracting on the Number Line Word Problems

Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.

Your first and second math class will develop a higher understanding of addition after using the number line. Word problems are provided, and learners use the number line to illustrate and solve each problem. For advanced learners,...

Need a number line? Here are four number lines ranging from zero to twenty.

Practice numbers zero through twenty with a foldable number line. You or your pupils cut out each strip, glue them together, and fold on the dotted lines to create an accordion-style number line.

Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice adding and subtracting numbers like 554 and 237 using a number line. All numbers are less than 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Watch as Sal adds and subtracts fruit. Includes a video, transcript, and question and answer section.

Practice adding and subtracting to solve word problems. These questions are result unknown or change unknown problems. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions...

Practice solving word problems with addition and subtraction. These questions are comparison problems including difference unknown, smaller value unknown, and bigger value unknown. Numbers used are 100 or less. Students receive immediate...

Practice solving word problems with addition and subtraction. These questions are start unknown problems including add to and take from problems. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity...