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Video 1: Finding percentages with a double number line
Video 2: Finding the whole with a tape diagram
Online activity: Find percents visually

When a circuit is connected and complete, charge can move through the circuit. Charge will not move unless there is a reason, a force to drive it around the circuit. Think of it as though charge is at rest and some- thing has to push it along. This means that work needs to be done to make charge move. A force acts on the charges, doing work, to make them move. The force is provided by the battery in the circuit.

This video explains what polygons are.

Write and solve vertical addition problems with whole numbers.

Write and solve vertical division problems with whole numbers.

Write and solve vertical multiplication problems with whole numbers. 

Write and solve vertical subtraction problems with whole numbers.

Part 1: What whole numbers are and how to express them on the number line
Part 2: How to compare whole numbers and how to find the successor and predecessor
Part 3: Common misconceptions about whole numbers
 

What order do you put your brackets in when performing operations on whole numbers? BODMAS: Brackets of division, multiplication, addition and subtraction.

Understanding why distance is area under velocity-time line.