小数加减乘除100道口算题

四年级下册计算能力检测（一）姓名：用递等式计算下面各题,能简算的要简算.45+240÷12124+78+22100-35-25（140-70）×5463+84×2÷42490÷7+24×526×6-1

123+25=148123-35=8856×7=392135÷5=27248+89=337...146-23=123...155×5=775...456-12=38...456+45=501...54

1.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/45.6÷3/8–3/8÷66.4/7×5/9+3/7×5/97.5/2-（3/2+4/5）

2.8×0.4＝1.1214－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝510－5.4＝4.6,4÷20＝0.2,3.5×200＝700,1.5－0.06

0.9×6=0.12×6=6.8÷4=0.72÷12=0.24×2=1.2÷3=14×0.5=9.6÷6=1.6×5=0.48÷6=12.5÷5=0.12×5=4.6÷23=1.6÷0.8=7.2÷0

1)60×0.8=2)6.3÷0.7=3)350÷700=4)1.5×0.5=5)8×1.03=6)4.8÷12=7)7-0.23=8)0.96÷2=9)0.96÷2=10)200×0.16=11)0

在山西雁北山区一口窑洞里,建有一所乡村小学,窑洞即是教室,也是小学里唯一一位老师和学生们的宿舍,晚上老师和学生们就在地上睡觉,每天早晨开始,那位老师给一年级上完语文,再给二年级上数学,接着三四五年级.

17×40＝680,100－63＝37,3.2＋1.68＝4.88,2.8×0.4＝1.1214－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝510－5.4

88+56+12=88+12+56=100+56=156776*125*8=776*(125*8)=776*1000=776000

1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7

0.75＋4.25=4.2×5=4.7＋2.3=6－3.4=0.75×100=5.6÷100=2.5×4=10－9.25=0.06×1.5=0.3÷0.5=0.7×0.8=1＋0.01=0.1÷0.0

25x32x125=2000039x101=39391.37+1+7.63=105.6+2.7+4.4=12.79.14-1.43-4.57=3.1477+2.7+2.3+25=1071.88+2.3

2分钟再问：你60秒做50道题啊

0.75＋4.25=54.2×5=214.7＋2.3=76－3.4=2.60.75×100=755.6÷100=0.0562.5×4=1010－9.25=0.750.06×1.5=0.90.3÷0.5

1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7

http://zhidao.baidu.com/question/29823872.html?si=1http://zhidao.baidu.com/question/166959040.html?s

17×40＝680,100－63＝37,3.2＋1.68＝4.88,2.8×0.4＝1.1214－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝510－5.4

0.75＋4.25=4.2×5=4.7＋2.3=6－3.4=0.75×100=5.6÷100=2.5×4=10－9.25=0.06×1.5=0.3÷0.5=0.7×0.8=1＋0.01=0.1÷0.0

1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7

8X8X8=5129X9X9=72910X10X10=100060X60X60=21600040X40X40=640001X1X1=12X2X2=83X3X3=274X4X4=645X5X5=1256