Theres 2 questions,
1. What is 627+345when expressed in base 10?
2. What is the last nonzero digit to the right of the decimal point in the decimal expansion of 137/500
Thanks for the help in advance!
1.
6(7) + 2 + 3(5) + 4
2.
137/500 = 274/1000 = .274
Can you take these from here?
=^._.^=
+37 
