Use a ten frame to find the unknown number 10 - 5 =___
Ten frames are very useful in finding the unknown number. This is very beneficial with Algebraic thinking. Use the visual subtraction example along with with the ten frame handout for additional practice.
Math manipulatives, this is a picture of Unifix cubes. They are great for hands on adding and subtracting. Ask the students if they know any other kinds of math manipulatives?