Teach your students to add and subtract time using number lines. Your class will be gladly moving backwards and forward to the minute solving for related word problems.

Teach your students to calculate fractions of 100 using a number line model.

Students will learn to model mixed number subtraction with manipulatives using this hands-on lesson plan.

Help kids master fractions with the fun, fast-paced, math comparison game Fraction Wars. After a review, students are split into pairs to practice quickly comparing fractions with different numerators and denominators.