Birthday Math Trick

This trick allows you to come up with your birthday. Follow the steps properly with a calculator. Press equal at the end of every step.

Step-1 : Type your birth month  and 18
Step-2 : Multiply it by 25
Step-3 : Subtract 333
Step-4 : Multiply it by 8
Step-5 : Subtract 554 this time
Step-6 : Divide the number by 2
Step-7 : Add your birth date
Step-8 : Multiply the answer by 5
Step-9 : Add 692
Step-10 : Multiply it by 20
Step-11 : Add the last two digits of your birth year  

Subtract 32940 and you will get your birthday if the format of month – date – year.

10 Math Tricks

Trick 1: Number below 10

Step1: Come up with any digit below 10.

Step2: Multiply your number by 2.

Step3: Add 6 to your multiplied number.

Step4: Divide the digit by 2.

Step5: Subtract the first number you have thought from the latest number you have come with.

Answer: 3

Trick 2: Any Number

Step1: Come up with any number.

Step2: Subtract 1 from this number.

Step3: Multiply your answer with the number 3.

Step4: Add 12 to the number.

Step5: Divide the result by 3.

Step6: Add another 5 to the equation.

Step7: Deduce the first number you have thought from the last solution.

The Answer will be Number 8.

Trick 3: Any Number

Step1: Come up with any number.

Step2: Multiply this figure by 3.

Step3: Add 45 to the solution.

Step4: Multiply the number by 2.

Step5: Divide the result by 6.

Step6: Minus the first number you have come up with with the last number.

The Answer will be Number 15.

Trick 4: Same 3 Digit Number

Step1: Come up with a 3-digit number, but make sure that all the digits are similar. Ex. 111 or 222.

Step2: Add the digits together.

Step3: Divide your 3-digit number with the added digits.

The Answer will be 37.

Trick 5: 2 Single Digit Numbers

Step1: Come up with any 2 single digit numerals.

Step2: Choose from any one of the numbers and multiply it by 2.

Step3: Add 5 to the solution.

Step4: Afterwards, multiply it by 5.

Step5: Add your other single-digit number to the result.

Step6: Deduce 4 from the solution.

Step7: Minus another 21 from the result.

The Answer will be the two single-digit numbers you have first thought of.

Trick 6: 1, 2, 4, 5, 7, 8

Step1: Choose any digit from number 1 to 6.

Step2: Multiply your number with 9.

Step3: Multiply the answer with 111.

Step4: Multiply the last result with 1001.

Step5: Divide the solution with the number 7.

The Answer will contain all the following numbers: 1, 2, 4, 5, 7, 8

Trick 7: 1089

Step1: Think of any 3-digit number.

Step2: Arrange the numbers in a descending manner.

Step3: Arrange the numbers in ascending order and subtract it with the answer.

Step4: Keep your answer in mind, then reverse the numbers mentally.

Step5: Add this number to your answer.

The answer will be 1089.

Trick 8: x7x11x13

Step1: Come up with any 3-digit numeral.

Step2: Multiply it with 7, then by 11, then by 16.

The Answer will be a repetition of your 3-digit numeral. (For example, your number is 123. The answer will be 123123.)

Trick 9: x3x7x13x37

Step1: Come up with any 2-digit numeral.

Step2: Multiply it by 3, then by 7, then by 13, and lastly, by 37.

The Answer will be number in three successions. (For example, your number is 23. The answer will be 232323.)

Trick 10: 9091

Step1: Come up with any 5-digit number.

Step2: Multiply this number with 11.

Step3: Multiply the answer with 9091.

The answer will be your 5-digit number in repetition. (For example, your number is 33221. The answer will be 3322133221.)