Sophia had $\$\mathrm{112.27.}$ Her mother gave her $\$\mathrm{125.56.}$ How much money does she has now?

The correct option is A $\$237.83$
$\text{Money Sophia had}=\$112.27$

$\text{Money received her mother}=\$125.56$

Total money she has now $=\$112.27+\$125.56$

Now add:
Step 1: Align the decimal numbers according to their place values one below the other
$HTO.th$
$112.27+125.56--------$

Step 2: Add each column of digits, starting on the right.

If the sum of a column is more than 10, carry digits to the next column on the left.

Finally, place the decimal point of the sum vertically below the other decimal points

So, Sofia’s total money is $\$\mathrm{237.83.}$