[
  "Remember: 1 tenth = 10 hundredths. Convert both sides to hundredths, then find the difference.",
  "2 tenths 3 hundredths = 23 hundredths. 1 tenth = 10 hundredths. 23 hundredths - 10 hundredths = 13 hundredths.",
  "2 tenths 3 hundredths = 1 tenth 13 hundredths. Answer: 13."
]