SOLUTION: when adding 0.5 and 1.2 i'm getting 2.0 instead of 1.7 how can I solve it?

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Question 620391: when adding 0.5 and 1.2 i'm getting 2.0
instead of 1.7
how can I solve it?
Answer by lenny460(1073) About Me  (Show Source):
You can put this solution on YOUR website!
0.5 + 1.2 = 1.7
The Answer:
1.7