125×[80＋8] 36×68＋68×64 37×101-37 47×98 108×8 92＋9×92 = = = = = = = = = = = = = = = =用乘法分配律算....

125×[80＋8] 36×68＋68×64 37×101-37 47×98 108×8 92＋9×92 = = = = = = = = = = = = = = = =用乘法分配律算.... 125×[80＋8] 36×68＋68×64 37×101-37 47×98 108×8 92＋9×92 = = = = = = = = = = = = = = = =用乘法分配律算.... 70×68＋5×680 27×36/137＋136×33/127＋180×68/137 68×28＋31×28＋28怎么简便计算?还有[(12+36)×20]×(27+38) 用简便方法计算：35×68＋68＋68×64＝ 用乘法分配律计算下面各题（梯等式计算）147×68-35×68＋112×32 33×66＋99×78222×36＋4×777 25×137×69-137×65×25125×859×123-859×125×115 99999×22222＋33333×33334 简便计算.6.8＋9.9×68 ＝ 简便计算 8/17×（125×68） 0.42×160＋36×1.6减68×1.6递等式计算,要简便, 2－3－4＋5＋6－7－8＋9＋.＋66－67－68 996×25 （125×99+125）×16 36×68-68+68×25求简便方法啊 求过程 求得数 36×68+68+68×24简便方法 急求简便运算方法!24×125×5 170÷5÷2 31×102 1.25×3.2×2.5 68×99＋686.4×6.28＋6.4×3.72 24.05－5.2－4.8 0.6＋5.8＋3.4＋4.2 为什么这道题的简便算式的第二步要加1呢?　35×68＋68＋68×64＝68×（35＋1＋64）＝68×100＝6800 用简便方法计算.0.42×160+36×1.6-68×1.6 32×0.25×12.5×0.2×5 0.92×54＋0.46×92 50道有理数的加减法－38）＋52＋118＋（－62）＝ （－32）＋68＋（－29）＋（－68）＝ （－21）＋251＋21＋（－151）＝ 12＋35＋（－23）＋0＝ （-6）+8+（-4）+12 = 27+（-26）+33+（-27） 12＋35＋（－23 68