Last week we got 3.5 inches of snow. Six-tenths of an inch melted before another storm added
8.3 inches. Since then we have lost 4.2 inches to melting or evaporation. How may inches of snow
are left on the ground? Options:
A) 7" remaining
B) 5" remaining
C) 8" remaining
D) 6" remaining
E) 10" remaining
3.5 - .6= 
<gadget id="calculator">3.5 - .6</gadget>
<output>2.9</output>
2.9"    2.9 + 8.3= 
<gadget id="calculator"> 2.9 + 8.3</gadget>
<output>11.2</output>
11.2"    11.2 - 4.2= 
<gadget id="calculator"> 11.2 - 4.2</gadget>
<output>7</output>
7" remaining   correct answer 7" remaining
<result>A</result>
Last week we got 3.5 inches of snow. Six-tenths of an inch melted before another storm added
8.3 inches. Since then we have lost 4.2 inches to melting or evaporation. How may inches of snow
are left on the ground?