2.5x4.8的简便运算

弓炕童1481小学五年级数学2.5*4.8=你能用几种简便方法计算? -
伊韩睿13654377332 ______ 你好,很高兴为你解答,答案如下: 1, 2.5x4.8 =2.5x4x1.2 =10x1.2 =12 2, 2.5x4.8 =2.5x8x0.6 =20x0.6 =12 希望我的回答对你有帮助,满意请采纳.

弓炕童14812.5*4.8的简便运算方法有哪些? -
伊韩睿13654377332 ______ 2.5*4.8 =2.5*4*1.2 =12 2.5*4.8 =4.8*2+4.8*0.5 =9.6+2.4 =12 满意采纳奥

弓炕童14812.5x4.8的简便用算. -
伊韩睿13654377332 ______ 2.5x4.8 =2.5*(5-0.2) =2.5*5-2.5*0.2 =12.5-0.5 =12

弓炕童14812.5乘4.8谁能用简便方法计算这题 -
伊韩睿13654377332 ______ 2.5x4.8 =2.5x4x1.2 =10x1.2 =12

弓炕童14812.5x4.8有几种方法计算急快 -
伊韩睿13654377332 ______[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 .

弓炕童14812.5*4.8÷0.1简便计算. -
伊韩睿13654377332 ______ 2.5*4.8÷0.1 =2.5x4x1.2x10=10x12=120 希望能帮到你

弓炕童14812.5x0.48用简便计算怎么写? -
伊韩睿13654377332 ______ 2.5*0.48 =2.5*(4*0.12) =(2.5*4)*0.12 =10*0.12 =1.2

弓炕童14812.5x4.8的三种简便方法 -
伊韩睿13654377332 ______ 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

弓炕童14812.5乘408的简便计算 -
伊韩睿13654377332 ______ 2.5*408 =2.5*(4*102) =(2.5*4)*102 =10*102 =1020

弓炕童1481简便计算计算2.5乘8.4等于?快明天要 -
伊韩睿13654377332 ______[答案] 2.5X8.4 =2.5X4X2.1 =10X2.1 =21