Question

In December it snowed 3 4/5 inches.In January it snowed 4 1/4 inches.What is the combined amount of snow for December and January

Answer 1

sorry i messed up the answer and can delete 

Answer 2

Turn 3 4/5 into 3 16/20, and 4 1/4 into 5/20 then add, 7 21/20 = 8 1/20 in. (I'm pretty sure)