Sample questions Year 3, medium level. Your worksheet will have new questions. 1.17 + 45 = ___45+172.38 + 23 = ___38+233.39 + 59 = ___59+394.77 + 15 = ___77+155.43 + 28 = ___43+286.24 + 27 = ___27+247.57 + 37 = ___57+378.59 + 19 = ___59+19