Nora wanted to invite 517 guests to her wedding. Each of her 7 friends helped her to make 24 invitation cards. She made the rest of the cards herself.
- How many invitation cards did Nora's friends help her make?
- Assuming that Nora needed a card for each guest, how many more cards did Nora have to make by herself?
(a)
Number of invitation cards that her friends made
= 7 x 24
= 168
(b)
Number of invitation cards that Nora made
= 517 - 168
= 349
Answer(s): (a) 168; (b) 349