Math Tricks & Shortcuts

๐Ÿ”ผ Increasing / Decreasing Series

**Example:**

Q: 1, 3, 5, 7, ?
A: 9
Explanation: Adding +2 each time.

๐Ÿ” Alternating Patterns

**Example:**

Q: 2, 4, 2, 4, ?
A: 2
Pattern: Alternates between 2 and 4.

๐ŸŸฆ Square / Cube Numbers

**Example:**

Q: 4, 9, 16, 25, ?
A: 36
Explanation: Perfect squares of 2, 3, 4, 5, 6.

๐Ÿงฎ Simplification Tricks

Tip: Use BODMAS + Rounding

**Example:**

Q: 25 ร— 4 รท 5 + 10 = ?
A: 30

First multiply: 25 ร— 4 = 100
Then divide: 100 รท 5 = 20
Add: 20 + 10 = 30 โœ…

๐Ÿ“Š Data Interpretation Tips

– Round off large numbers
– Focus on percentage change
– Use visual shortcuts on bar graphs

**Sample Tip:**
If Jan = 1000 and Feb = 1200 โ†’ % increase = (200/1000) ร— 100 = 20%

๐Ÿš€ Want More Tricks?

Check out our course on Simplification & Speed Maths