Question
Marion wanted to invite 319 guests to her wedding. Each of her 6 friends helped her to make 20 invitation cards. She made the rest of the cards herself.
  1. How many invitation cards did Marion's friends help her make?
  2. Assuming that Marion needed a card for each guest, how many more cards did Marion have to make by herself?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Marion wanted to invite 319 guests to her wedding. Each of her 6 friends helped her to make 20 invitation cards. She made the rest of the cards herself.
  1. How many invitation cards did Marion's friends help her make?
  2. Assuming that Marion needed a card for each guest, how many more cards did Marion have to make by herself?