Question

There are 17.05 cups of flour in a bag. The chef uses three and fifty hundredths cups of flour to make cookies. cups of flour are left in the bag.

Answer 1

Flour in the bin $=17.05$ cups
Flour used by chef to make cookies $=3.5$ cups
Flour left in the bag $=17.05\text{cups}-3.5$ cups
$\therefore$ Flour left in the bag $=13.55$ cups