# Number Puzzles Using Dates as Math Expressions for Middle School Math

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### Description

These number puzzles use dates as math expressions and are great for fast finishers, sub plans, math centers, or enrichment!

**This easy-prep resource includes 22 number puzzles:**

- 12 ‘Math Dates in History’ find-a-number puzzles – one for each month
- 5 cross-number puzzles using dates from all months, 2017-2018
- 5 find-a-number puzzles using dates from all months, 2017-2018

The puzzles are all based on the idea of writing the date as a mathematical expression (shown in the image in preview).

- You can read about the date as a math expression in this blog post.
- If students haven’t solved 'math dates' before, they might need a few examples before starting a puzzle.

**For cross-number puzzles**, students need to figure out the date, and then enter those digits into the appropriate place in the puzzle.

**For the find-a-number puzzles,** students figure out the date and then find and circle those digits.

**Some of the concepts included in the date expressions are:**

- Square roots
- Cube roots
- Exponents and exponents rules
- Order of operations
- Fraction multiplication and division
- Decimal multiplication and division
- Absolute value
- Adding/subtracting positive/negative integers

These number puzzles are also found in the larger Math Dates resource.

Click for individual Math Dates months!

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