Which number is the smallest 4.4×10 to the -53.99×10 to the -6th 2.6×10 to the second or 1.85×10 to the third

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat