Songs that teach subtraction facts 0 - 18. Ages 6 to 9. Music CD includes songs that teach: Minuends 0 - 18 Subtraction strategies Fact Families Subtraction CD / Book Set includes: Music CD 24-page Activity Book with lyrics time tests subtraction practice pages   Titles Include: There's No Doubt About It The Answer Is Zero Every Time Just Count Down One Take It Away Sound Off Think Addition Get To Ten Just Add One More Subtraction Fact Families Say It Again I Can Do It Follow My Lead Only A Beat.