110k views
2 votes
11 + 1 + 0.01 + 0.11 + 0.111 = ?
A. 12.231
B. 15.21
C. 12.222
D. 13.23

2 Answers

3 votes
12.231 is the answer
User Remjx
by
8.1k points
5 votes
11 + 1 + 0.01 + 0.11 + 0.111 = ?

11 + 1 = 12

12 + 0.01 + 0.11 + 0.111 = ?

0.01 + 0.11 = 0.12

12 + 0.12 + 0.111 = ?

0.12 + 0.111 = 0.231

12 + 0.231 = 12.231


11 + 1 + 0.01 + 0.11 + 0.111 = 12.231

Your final answer is A. 12.231
User Jordan Lev
by
7.6k points