Ahh this is a good hard question, hopefully someone comes along and helps you out with it. Goodluck my friend!
0.15 with dash on top and the dash means its a repeating decimal and a repeating decimal is a decimal that repeats itself in this case it would be 0.1515151515 and so on
Abbigal will need to use three quarters of a cup mor of flour! Totallying one and a quarter cup of flour!