Question
Eva wanted to invite 531 guests to her wedding. Each of her 6 friends helped her to make 30 invitation cards. She made the rest of the cards herself.
  1. How many invitation cards did Eva's friends help her make?
  2. Assuming that Eva needed a card for each guest, how many more cards did Eva 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

Eva wanted to invite 531 guests to her wedding. Each of her 6 friends helped her to make 30 invitation cards. She made the rest of the cards herself.
  1. How many invitation cards did Eva's friends help her make?
  2. Assuming that Eva needed a card for each guest, how many more cards did Eva have to make by herself?