Students in some local elementary schools are learning a completely different way of doing multiplication. It’s a technique that many parents can’t understand. It’s called lattice multiplication. The ...

understand that the area of a rectangle is the result of a multiplication partition (break apart) a number using your understanding of place value recall times-tables up to 9 x 9 and multiply by ...

The area of the rectangle is the number being divided. Partition the area of the rectangle into smaller parts. The partitions must add up to 85 and each partition should have an area that is a ...