2.5x4.8三种简便计算

俞翔泥37062.5x4.8的简便用算. -
邰强雅19515635644 ______ 2.5x4.8 =2.5*(5-0.2) =2.5*5-2.5*0.2 =12.5-0.5 =12

俞翔泥37062.5x4.8的三种简便方法 -
邰强雅19515635644 ______ 2.5 X 4.8 = 0.25 X 48 = 0.25 X 4 X 12 = 12 2.5 X 4.8 = 0.25 X 48 = 48 / 4 = 12 2.5 X 4.8 = 5 X 2.4 = 24 / 2 = 12

俞翔泥37062.5x4.8有几种方法计算急快 -
邰强雅19515635644 ______[答案] A、2.5x4.8=2.5x4x1.2=10x1.2=12 B、2.5x4.8=2.5x(4+0.8)=10+2=12 C、2.5x4.8=2.5x8x0.6=20x0.6=12 .

俞翔泥37062.5乘4.8谁能用简便方法计算这题 -
邰强雅19515635644 ______ 2.5x4.8 =2.5x4x1.2 =10x1.2 =12

俞翔泥37062.5x0.48用简便计算怎么写? -
邰强雅19515635644 ______ 2.5*0.48 =2.5*(4*0.12) =(2.5*4)*0.12 =10*0.12 =1.2

俞翔泥37062.5X4.8的简便计算方法怎样 -
邰强雅19515635644 ______ 2.5*4.8 回=(2.5*4)*(4.8/4) =10*1.2 =12 答 2.5*4.8 =2.5*(4*1.2) =2.5*4*1.2 =10*1.2 =12 2.5*4.8 =2.5*(4+0.8) =2.5*4+2.5*0.8 =10+2 =12 2.5*4.8 =2.5*(5-0.2) =2.5*5-2.5*0.2 =12.5-0.5 =12

俞翔泥3706请问:2.5*4.8的三种简便方法是什么? -
邰强雅19515635644 ______ 1. 2.5*4*1.2=10*1.2=12 2. 2.5*(4+0.8)=2.5*4+2.5*0.8=10+2=12 3. (2+0.5)*4.8=2*4.8+0.5*4.8=9.6+2.4=12

俞翔泥37062.5*4.8= 三种简便计算
邰强雅19515635644 ______ 2.5*4.8 =2.5*4*0.12 =10*0.12 =1.2

俞翔泥37062.5*4.8用三种简便算法计算.谢谢 -
邰强雅19515635644 ______ 2.5x4x1.2=10x1..2=12 2.5x(4+0.8)=10+2=12 5x0.5x4.8=5x2.4=12 求采纳~~

俞翔泥37062.5*4.8=12的4种简便计算 -
邰强雅19515635644 ______ 2.5*4.8 =2.5x4x1.2 =12(这个最简单) 2.5*4.8 =2.5x4x10.4x0.3 =12 2.5*4.8 =2.5x(4+0.8) =2.5x4+2.5x0.8 =10+2 =12