Best 10 Math Hacks for Simplify Your Daily Life

Adding large numbers mentally can be challenging. Simplify the process by rounding all numbers to multiples of 10.

To simplify your calculation, multiply 5 by an even number.

To quickly estimate, round numbers to the nearest ten or hundred. This is beneficial for budgeting or shopping.

A number is divisible by 9 if the sum of its digits is greater than or equal to 9. 621 (6+2+1=9), for instance, is Ta divisible by 9.

Simply move the decimal point one place to the left to find the 10% of a number. Double the 10% for 20% and cut the 10% in half for 5%.

A two-digit number can be multiplied by 11 by adding the two digits and placing the 2 digits in the middle. For example 24 x 11 = 2 (2+4) 4 = 264.

Multiplying any number by ten is as simple as adding a zero to the end. For example, 65 times 10 is 650.

To quickly check if a number is divisible by certain factors, use the formula like 10 for numbers ending in 0 and 5 for those ending in 0 or 5.