Multiplying and dividing whole numbers by numbers greater than 0 and less than 1 can be broken into a whole number calculation followed by multiplying or dividing by a power of 10, for example 10, 100 ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Learn how to multiply and divide decimals by 100. Based on this video, see if you can work out how to ...

Work out \(\frac{3}{5} \times \frac{2}{3}\). \(\frac{3}{5} \times \frac{2}{3} = \frac{3 \times 2}{5 \times 3} = \frac{6}{15}\) \(\frac{6}{15}\) can be simplified to ...

A lot of students begin by finding a common denominator for the dividend and divisor when dividing by a fraction. And a lot of teachers intervene by saying, “Remember, you only need a common ...

Let’s say you have a great recipe for a sheet cake, but you only have round cake pans. Or maybe you have a great recipe for pasta salad that only serves 2, rather than the 7 you need it for. You could ...

This Design Idea presents a method for fast integer multiplying and multiplying by fractions. What can you do when you lack access to a hardware multiplier or MAC (multiply/accumulate) function and ...