Solving a problem is not easy ... He or she must also "use the relationship between multiplication and division to explain that (2/3) ÷ (3/4) = 8/9, because 3/4 of 8/9 is 2/3." ...

Save guides, add subjects and pick up where you left off with your BBC account. Multiplication is calculating the sum of groups of the same size. There are lots of ways to build and describe ...

First, pick a multiplication problem. YouTuber MindYourDecisions has ... (the intersections of the two lines representing the black 2 and the three lines representing the blue 3).