This is a powerpoint I used for a review so students can practice. Students were having difficulty with the lesson and I needed more word problem practice questions so I typed up many random word problems. This involves adding, multiplying, subtracting, and a little dividing. Students are struggling with this concept. After each slide, I have my clock manager to time us for two minutes, when the student has the correct answer they will stand up, when the beeper beeps, I call a student up to the smartboard to work out the problem. We discuss and critique others, and continue...