# Onderwijs

**179**Pins

**3**Volgers

### Wish I knew about this before I took the GRE

### Multiplication Hints and Tricks from Mrs Lane on http://TeachersNotebook.com (30 pages)

### Formulas: Perimeter, Circumference, Area

### Mensuration RS Aggarwal Class 7 Maths Solutions Exercise 20C http://www.aplustopper.com/mensuration-rs-aggarwal-class-7-maths-solutions-exercise-20c/

### Japanese Multiplication - 3 seconds to learn how to multiply. Why didn't they have this when I was a kid? I want this taught to my kids!

Hate Math? These Mental Tricks Will Have You Multiplying Faster Than Einstein Ever Could! « Mind Hacks

### Love this genius tip for comparing fractions. Great way for kiddos to check their reasoning!

Mind Blown! You don't need a calculator now!