第1个回答 2012-12-23
(123-23)×15=1500
(123-23)×17=1700
(123-23)×16=1600
(123-23)×14=1400
(123-23)×13=1300
(123-23)×10=1000
(123-23)×11=1100
(123-23)×12=1200
(123-23)×18=1800
(123-23)×19=1900
(123-23)×20=2000
(123-23)×21=2100
(123-23)×22=2200
(123-23)×23=2300
(123-23)×24=2400
(123-23)×25=2500
(123-23)×26=2600
(123-23)×27=2700
(123-23)×28=2800
(123-23)×29=2900
(144-43)×11=1111
(144-43)×12=1212
(144-43)×13=1313
(144-43)×14=1414
(144-43)×15=1515
(144-43)×16=1616
(144-43)×17=1717
(144-43)×19=1919
(144-43)×18=1818
(144-43)×10=1010
(150-75-25)×10=500
(150-75-25)×11=550
(150-75-25)×12=600
(150-75-25)×13=650
(150-75-25)×14=700
(150-75-25)×15=750
(150-75-25)×16=800
(150-75-25)×17=850
(150-75-25)×18=900
(150-75-25)×19=950
(150-75-25)×22=1100
(150-75-25)×23=1150
(150-75-25)×24=1200
(150-75-25)×25=1250
(150-75-25)×26=1300
(150-75-25)×27=1350
(150-75-25)×28=1400
(150-75-25)×29=1450
(150-75-25)×30=1500
(150-75-25)×32=1550
(150-75-25)×31=1600
(150-75-25)×33=1650
(150-75-25)×34=1700
(150-75-25)×35=1750
(150-75-25)×36=1800
(150-75-25)×37=1850
(150-75-25)×38=1900
(150-75-25)×39=1950
(150-75-25)×40=1100
(150-75-25)×42=1100
(150+12+38)×10=2000
(150+12+38)×11=2200
(150+12+38)×12=2400
(150+12+38)×13=2600
(150+12+38)×14=2800
(150+12+38)×15=3000
(150+12+38)×16=3200
(150+12+38)×17=3400
(150+12+38)×18=3600
(150+12+38)×19=3800
(150+12+38)×20=4000
(150+12+38)×21=4200
(150+12+38)×22=4400
(150+12+38)×23=4600
(150+12+38)×24=4800
(150+12+38)×25=5000
(150+12+38)×26=5200
(150+12+38)×27=5400
(150+12+38)×28=5600
(150+12+38)×29=5800
(150+12+38)×30=6000
(150+12+38)×31=6200
(150+12+38)×32=6400
(150+12+38)×33=6600
(150+12+38)×34=6800
(150+12+38)×35=7000
(150+12+38)×36=7200
(150+12+38)×37=7400
(150+12+38)×38=7600
(150+12+38)×39=7800
(150+150)×10=3000
(150+150)×11=3300
(150+150)×12=3600
(150+150)×13=3600
(150+150)×14=4200
(150+150)×15=4500
(150+150)×16=4800
(150+150)×17=5100
(150+150)×18=5400
(150+150)×19=5700
靠,累死我了!
第2个回答 2013-01-04
3分之60+36分之8 40.9+230.9 17×40 100-63 3.2+1.68 2.8×0.4 14-7.4 1.92÷0.04 0.32×500 0.65+4.35 10-5.4 4÷20 3.5×200 1.5-0.06 0.75÷15 0.4×0.8 4×0.25 0.36+1.54 1.01×99 420÷35 25×12 135÷0.5 2 +94 3×32 43×21 0.51÷17 32.8+19= 30分之2+60分之32 2乘0
答案 让孩子自己演算,培养检查能力,考试少出错
第3个回答 2013-01-03
六二班共有50人,今天有2人缺席。这个班今天的出勤率是多少?缺勤率是多少?
第4个回答 2013-03-21
34 ×2 + 25 ÷2
13 ÷58 + 23 ÷58
117 - 87 ×58 + 514
712 ×35 + 712 ×25
(13 ×67 - 114 )÷1415
56 ÷[ 1-(23 - 12 )]