Question
Barbara wanted to invite 576 guests to her wedding. Each of her 4 friends helped her to make 23 invitation cards. She made the rest of the cards herself.
  1. How many invitation cards did Barbara's friends help her make?
  2. Assuming that Barbara needed a card for each guest, how many more cards did Barbara 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

Barbara wanted to invite 576 guests to her wedding. Each of her 4 friends helped her to make 23 invitation cards. She made the rest of the cards herself.
  1. How many invitation cards did Barbara's friends help her make?
  2. Assuming that Barbara needed a card for each guest, how many more cards did Barbara have to make by herself?