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 |