1. Let's start with a fun activity to understand GEMDAS, which stands for Grouping symbols, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).
2. Consider the expression: $$8 + 2 \times 5$$
3. According to GEMDAS, multiplication comes before addition.
4. So, first calculate $$2 \times 5 = 10$$.
5. Now add 8: $$8 + 10 = 18$$.
6. If we ignored GEMDAS and added first, we would get $$8 + 2 = 10$$, then $$10 \times 5 = 50$$, which is incorrect.
7. This shows why following GEMDAS is important to get the right answer.
8. Let's try another: $$ (3 + 5) \times 2 $$
9. First, solve inside the parentheses: $$3 + 5 = 8$$.
10. Then multiply: $$8 \times 2 = 16$$.
11. Remember, always do operations inside grouping symbols first, then exponents, then multiplication/division, and finally addition/subtraction.
This activity helps you see how GEMDAS guides the order of operations to get correct results.
Gemdas Motivation 8A72A2
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