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# Basic Arithmetic

Please Excuse My Dear Aunt Sally (PEMDAS), she has the hardest time remembering how to make sense of these arithmetic rules...

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- Partition Puzzle Warmup
- Addition and Subtraction
- Number Hunt Warmup
- Multiplication and Division
- Exponents
- Rational Exponents
- Addition/Multiplication
- Order of Operations - Parentheses
- Order of Operations
- Number Line Warmup
- Representation on the Real Line
- Word Problems
- Problem Solving
- Divisibility by 3 (Step Up Quiz)

\[\Large \text{Compute } \ 3 + 0 \times 5 + 5 - 9.\]

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Ahmed Salah**

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\(2+2\div2=?\)

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Vaibhav Raj**

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Abyoso Hapsoro**

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When I turned 2 years old, my brother was just half of my age.

Today I turned 19 years old. How old is my brother?

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Michael Jeff Mamigo**

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\[ \large \text{ Is } 2^{999} \text{ bigger than } 999^2 ?\]

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fred fan**

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