This is a NO PREP free sampler that provides your students with almost unlimited practice multiplying 3-digit numbers by 4, 5 and 6 using the standard algorithm. Unlimited Practice ?Yes. You begin with a minimum of 3 worksheets as above. BUT at the click of a button all multiplicands are randomised, creating a brand new worksheet every time. This means that you can have as many different worksheets for classwork, homework, review etc. or just simply practice at any time to keep the skill alive