Multiply by 4 using the grouping of objects, arrays, and facts you already know. Explore the Multiply by 4 facts using the grouping of objects and arrays. Compete against characters to see who finds ...

In this method the smaller number is partitioned (broken down into tens and units). \({27}\) is broken down into \({10}\), \({10}\) and \({7}\). The method of partitioning into tens, simplifies the ...

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 ...