Step-by-step explanation: She hiked 4.75 Km of 6.3 Km, so we subtract.
Remember to add a 0 next to three, and arrange the decimal points so there are one above another. Also remember to put the greater number on top of the smaller, and if a digit on top is smaller than the bottom, carry from the right. This is the most important thing: DO NOT FORGET THE DECIMAL POINT!
