46-8三种计算方法

辛封岭2181我会用竖式计算.46*8=700 - 398=84÷7=57÷6= -
敖具贩13260709943 ______[答案] 46*8=368 700-398=302 84÷7=12 57÷6=9…3

辛封岭2181计算下面各题,能简便的要用简便方法计算.46*8 - 120%÷1.515+5. -
敖具贩13260709943 ______[答案] (1)46*8-120%÷1.5, =368-1.2÷1.5, =368-0.8, =367.2; (2)15+5÷(-), =15+5÷, =15+20, =35; (3)÷+*, =*+*, =(+)*, =1*, =; (4)÷[(+)÷], =÷[*], =÷, =*, =.

辛封岭218146 - 1点七五+2点零八的简便计算方法是什么 -
敖具贩13260709943 ______ 46-1点七五+2点零八的简便计算方法是什么 46-1.75+2.08 =46+2.08-1.75 =46+0.33 =46.33

辛封岭218154 - 8=46先算口一口=口再算口十口=口 -
敖具贩13260709943 ______ 54-8=46先算14一8=6再算6十40=46 54-8=40+14-8=(14-8)+40=6+40=46

辛封岭2181用3、6、4、8算二十四3种方法= = -
敖具贩13260709943 ______[答案] 1:3 * (8 ÷ 4 + 6) 2:3 * ((8 ÷ 4) + 6) 3:(3 * (8 - 6)) * 4 4:3 * (8 - 6) * 4 5:3 * ((8 - 6) * 4) 6:(3 * 4 - 8) * 6 7:((3 * 4) - 8) * 6 8:3 * (4 *... ((8 - 6) * 3) 43:4 * (8 - 6 ÷ 3) 44:4 * (8 - (6 ÷ 3)) 45:6 ÷ 3 *(8 + 4) 46:(6 ÷ 3) * (8 + 4) 47:6 ÷ (3 ÷ (8 + 4)) 48:6 * (3 * 4 - 8) 49:6 * ...

辛封岭218146 - 56÷8*2的简便运算怎么算? -
敖具贩13260709943 ______ 先用56除以8得到答案7,然后用7乘以2,再用46减去14,最后得到答案34.

辛封岭218146*8 - 120/15简便计算
敖具贩13260709943 ______ 46*8-120/15 =46*8-15*8/15 =46*8-8 =(46-1)*8 =45*8 =360

辛封岭2181960*46÷8,怎样简便就怎样计算?一定要有过程.帮我! -
敖具贩13260709943 ______[答案] 960*46÷8 =(120*8)*46÷8 =120*8÷8*46 =120*46 =(100+20)*46 =100*46+20*46 =4600+920 =5520

辛封岭218180十(146一46x3)的简便计算方法 -
敖具贩13260709943 ______ 80十(146一46x3)=80+(146-46-46x2)=80+(100-92)=80+8