7.EE.2

Understand that rewriting an expression in different forms in a problem context can shed light on the problem and how the quantities in it are related. For example, a + 0.05a = 1.05a means that 'increase by 5%' is the same as 'multiply by 1.05.'

1. Dr Dan's Number Operations - Operate on both sides of an equation
2. Dr Dan's Number Operations - Operate on both sides of an equation
3. Dr Dan's Number Operations - Operate on both sides of an equation
4. Dr Dan's Number Operations - Operate on both sides of an equation
5. Dr Dan's Number Operations - Operate on both sides of an equation
6. Dr Dan's Number Operations - Operate on both sides of an equation
7. Bass-ic Expansion - Expand a number expression
8. Bass-ic Expansion - Expand a number expression
9. Bass-ic Expansion - Expand a number expression
10. A Lucky Dip? - select equation to model events