# Smart Math Hacks That I Wish I Had Learned Earlier!

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Here are some math hacks that would change your lives, especially if you learned them early in your life. I would have enjoyed my math homework better if I had learned them when I was young. Gosh! Now I know why I didn’t have enough time for playing.

1. Your fingers are more than simple counting

(Source: Life Hacker.)

2. Butterfly method for adding ans subtracting fractions. No more fighting over dinner table!

(Source: Pinterest.)

3. Easy to remember multiplies of 9

4. Reverse Zorro! Starting at the bottom, draw a line from the 4 to the 24 (4 goes into 24 six times). Draw the line to the 3 (six times three is 18). Draw the top line and write the answer.

(Source: Think, Share, Teach.)

5. Percentages made simple!

(Source: Pinterest.)

6. Figure out what date will fall on what day of the week any time … GENIUS!

(Source: Life Hacker.)

7. How to convert Fahrenheit to Celsius and vice versa all in your head… You will be math genius among your friends!

(Source: Reddit.)

8. Fingers make math easy and fun again!

(Source: DIY Tag.)

9. How To Remember Which Sign Is Greater Than and Which Is Less Than: Alligator always eats the bigger number!

Source: ducksters

10. Use lines to simplify multiplication

It is actually a method used in Japan. Here is video demonstration.