27. 7/8 of 72
32. 9.5+1.3=1.3+What Property?
33. 1.9+(5.3+2.7)=(What Property+5.3)+2.7
39. Which Number is composite? 47,31,53,81,41
46. Suppose you have 30 muffins. How many muffins are left after you give a friend 1/6 of them?