第1个回答 2013-07-25
13 ×0= 14 × 25 = 56 ×12= 712 × 314 = 45× 35 =
9×718 = 23 × 910 = 425 ×100= 18×16 = 411 × 114 =
17× 916 ( 34 +58 )×32 59 × 34 +59 × 14
54 × 18 ×16 15 + 29 × 310 44-72×512
7 × 314 = 37 ÷ 6 = 45 ÷ 54 = 1.6 ÷ 0.7 = 1÷3×13 =
514 ÷ 514 = 18 ÷ 52 = 13 × 0.15 = 37 ÷ 78 = 12 ×13 ÷13 ×12 =
( 56 + 38 )× 48 1214 ÷ 25 5978 ÷ 177 817 ÷23+123 ×917
165 × 3 ÷ 45 259 ÷ 54 ÷ 45 (59 -12 ×13 )÷ 56
34 :X = 56 X - 23 X = 29 4÷ 23 X = 25