Question

15+(1/3+3/5)*10 I need help solving this with step by step how to, I have the answer(out of book) but cant come up with the same

Answer 1

Parentheses first...meaning perform the operations inside the parentheses first

Answer 2

so add 1/3 + 3/5

Answer 3

5/15 + 9/15 = 14/15

Answer 4

Next multiply that by 10 to get

14/15 * 10 = 140/15

Answer 5

now add 15 to that:

140/15 + 15

Answer 6

I get 73/3

final answer

Answer 7

What did the book say?

Answer 8

140/15 + 15

Answer 9

Oh

Answer 10

Well, it can be simplified further to get 73/3 but 140/15 + 15 is good too

Answer 11

the book says 24 1/3

Answer 12

so I put 15/1 and multiply 140/15 and simplify?