Question

Simplify :

$15.03-12.635+7.9$

Answer 1

Step 1 : Convert the decimals into like decimals as :

$$\begin{gathered} 15.03=15.030 \\ 12.635=12.635 \\ 7.9=7.900 \end{gathered}$$

Step 2: Simplify the given decimals as :

$$\begin{gathered} \Rightarrow 15.030-12.635+7.9 \\ \Rightarrow 15.030+7.9-12.635 \\ \Rightarrow 22.93-12.635 \\ \Rightarrow 10.295 \end{gathered}$$

Thus, the answer is $10.295$ .