Question

Frances used small, medium, and large cups to serve punch. She used 243 medium cups. She used 79 more medium cups than a large cups. She used 56 more small cups than large cups. How many small cups did Frances use to serve punch?

Answer 1

243 medium cups - 79 = large cups (164)
164 large cups + 56 = small cups (220)
she used 220 small cups.