AnnMaria De Mars











3/3 = 1 : Converting a fraction when adding and subtracting fractions with a common denominator
 Students often struggle with multi-step problems for a lot of reasons. In my experience, the most common one is they stop too soon. For example, in the first lesson below, the student may add up the fractions of the rice gathered by each of the two sisters and stop there. […]

Adding and Subtracting fractions with a Common Denominator: Multi-step problems





Tic-tac-toe game for teaching multiplication
If you teach math, you are well aware of how essential it is that students learn basics such as multiplication and division. Of course math shouldn’t be all about rote memorization but if you believe it is a waste of time for students to memorize 9 x 7 = 63 […]

Teaching multiplication: Lesson Plan


Introducing fractions can be done with anything , like that 2/8 of these snakes are brown
STANDARD: Understand a fraction a/b with a > 1 as a sum of fractions 1/b AAGH! It’s August and almost back to school time. Maybe you are that super-teacher who has everything ready. For the rest of you mere humans, who wish you could have a lesson plan together in just 10 minutes, have […]

Introducing Fractions : Lesson Plan