Q: There are 235 books in a library. On Tuesday, 227 books are taken out. On Thursday, 56 books are brought back and 35 books are taken out again on Friday. How many books are there now?
user


A: On Tuesday, 227 books were taken, so there are 235 - 227= <<235-227=8>>8 books left.
56 books were brought back on Thursday, so there are 8 + 56 = <<8+56=64>>64 books in the library.
Finally, 35 books are taken out on Friday, leaving 64 - 35 = <<29=29>>29 books available. The answer is  29.
assistant