The array method only works when one of the numbers being multiplied is bigger than 10. Look at both numbers and, where necessary, split into tens and ones. Draw out a rectangle. Label the top of the ...

Bains Elementary third graders learn to use arrays to solve multiplication problems in Sidney Cranford's math class. An array is a linear data structure that collects elements of the same data type ...

Division is used when sharing a number into another number. Division is the opposite of multiplying. The array method uses a rectangular grid for multiplication and division. Division can be used when ...