Definition: You are provided with an arithmetic question. Your task is to compute the solution using the given arithmetic operations. The only arithmetic operators needed to answer the questions are'+'(addition) and'-'(subtraction). The answer should be correct to one decimal place.
Input: It rained 0.9 inches on Monday. On Tuesday, it rained 0.7 inches lessthan on Monday. How much did it rain on Tuesday?

0.2