There are two basic ways to do fractions on your iPhone calculator. Here's what you need to know to use the built-in app.

Dividing by a fraction tells us how many smaller parts make up a whole number or another fraction. Bar models can help visualise the process of dividing by a fraction. We can also use the 'invert and ...

The average eighth grader is now three years below grade level in math. How can they do algebra if they’re struggling to divide fractions? Credit: Jill Brady/Portland Portland Press Herald via Getty ...