Gwen wanted to invite 502 guests to her wedding. Each of her 6 friends helped her to make 21 invitation cards. She made the rest of the cards herself.
- How many invitation cards did Gwen's friends help her make?
- Assuming that Gwen needed a card for each guest, how many more cards did Gwen have to make by herself?
(a)
Number of invitation cards that her friends made
= 6 x 21
= 126
(b)
Number of invitation cards that Gwen made
= 502 - 126
= 376
Answer(s): (a) 126; (b) 376