# you need to return the calculation result in string format. # The final result should be irreducible fraction. If your final result is an integer, say 2, # you need to change it to the format of ...

Addition and subtraction using part-whole models. Part of Learn & revise. Save to My Bitesize Save to My Bitesize Saving Saved Removing Remove from My Bitesize. close panel. Sign in to save.