Mimir Mental Math!

Would you like to improve your mental math skills? Would you like to learn how to solve difficult math problems with ease and impress yourself and your friends with your math skills? Lessons:IntroductionAdditionSubtractionSingle digit multiplicationsx 10 and x 5x 2, x 4 and x 8x 9 and x 3x 6 and x 7x 11 and x 12Multiplication of numbers between 11 - 19 and between 91 - 99Multiplication of numbers close to a power of 10Multiplication of numbers close to multiples of 100 or 1000Multiplying numbers with two different basesMultiplication of 2 digit numbersMultiplication of 3 digit numbersx 111, x 21 and x 121x 101 and x 1001x 15, x 25 and x 50x 95 and x 125x 2-digit numbers that end in 5 and x 50 to 59x 99, x 999 and x 999999x 19 and x 2-digit numbers that end in 9 (including a special case) 10, 5 and 4 9 and 8Division: Remainders methodGeneral division methodDivisibility by 2, 5 and 10Divisibility by 9, 3 and 6Divisibility by 4, 8 and 7Divisibility by 11, 12 and 13Remainder when dividing by 2, 5 and 10Remainder when dividing by 3, 9 and 6Remainder when dividing by 4 and 8Remainder when dividing by 7 and 11Squaring 1 to 29Squaring numbers ending with 5, and 50 to 59Squaring 26 to 125Squaring numbers close to 1000, and general squaring methodSquaring numbers ending with 1 or with 25Squaring numbers ending with 9 or that have only 9sPerfect cube rootPerfect cube root of numbers between 100 and 200Perfect square rootDay for any date