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Knowing your multiplication facts is very useful, but what happens when the numbers you are multiplying are greater than those in your multiplication tables? You will need to calculate using a column ...

Practice multiplying by 9 using your fingers and several math games. Explore the Multiply by 9 facts by recognizing there is only one new fact: 9 x 9. Compete against characters to see who finds the ...

How good are your students at solving multiplication problems? You can find out by entering them in the upcoming Arcademics Cup. That takes place online at the beginning of February, is free to enter ...

Vedic Math Puzzle: A Vedic math puzzle is a mathematical problem or equation that utilizes techniques from Vedic mathematics, an ancient Indian system, to find solutions in a quicker and more ...

Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...