小数加减法脱式计算题

2.1÷7÷0.1=5*2.1+2.1=2.5*4*0.5=50*0.04+420=3.4÷0.1-21=100*2.1*0.03=6.9÷3+19=3.7+1.26+0.74=2.34-1.34*0=(1.5+2.5)*0.77=31-0.25-0.75=34.1+21.5+0.9=9.7*12+0.3

4.2+15.6 24.8-18.2 13+7.1 10-9.05 3.96+6.04 4.03-1.970.3+0.4 1.5+0.5 2.4+1.2 4.5-0.9 5.3-4.8 8+2.57.65+2.13 3.14-2.09 0.96+4.68 8-7.562.1+0.2= 0.3+0.7= 3.6+1.6= 7.5-0.5= 3.7-0.9= 2.13-0.02= 3.51+0.2= 102+0.3= 1.12-1.02= 4.5-0.01=

你有没有感觉你的问题很雷人啊

3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.57.325-3.29-3.325 7.325-(5.325+1.7) 7.325-(5.325-1.7) 3.29+0.73-2.29+2.27 3.29*0.25*4 0.125*8.8 0.25*0.28 0.125*3.2*2.5 35*40.2 0.25*4÷0.25*4 3.5*9.9 3.5*99+3.5 3.5*101-3.5 3.5*9.9+3.5*0.1

0.35*1.6+0.35*3.4 0.25*8.6*4 6.72-3.28-1.72 0.45+6.37+4.55 5.4+6.9*3-(25-2.5)2*41846-620-380 4.8*46+4.8*54 0.8+0.8*2.5 1.25*3.6*8*2.5-12.5*2.4 28*12.5-12.5*20 23.65-(3.07+3.65) (4+0.4*0.25)8*7*1.25 1.65*99+1.65 27.85-(7.85+3.4)

2.5-2.3=0.28.6+5.9=14.412.4+3.7=16.118.7-4.9=13.85.1-6.3=-0.89.6-5.8=3.87.4+5.6=1358.3-69.7=-11.415.2-3.9=11.35.9+4.6=10.5

23.5+14.8+36.5=23.5+36.5+14.8=60+14.8=74.8 19.4+30.6+45.62=50+45.62=95.62 33.5+24.9+51.3=58.4+51.3=109.7 39.7*2.8+3.97*72 =3.97*10*2.8+3.97*72 =3.97*28+3.97*72 =3.97*(28+72) =3.97*100 =397 32*1.2*52=38.4*52=1996.81.2*2+2.8*2=【1.2+2.8】*2=4*2=82.5*2-1.5*2=[2.5-1.5]*2=1*2=2 25*1/4+25*0.251.999-1+0.00199*0.365+0.365

小数加减法:1.8+3.9=3.7+8.4=5.6+1.4=2.9+4.5=2.8+4.7=脱式计算:4.6+2.7-3.1==31.7+2.3+4.9==28.1-3.9+1.6==36.6-2.4-1.9==3.4+1.6+2.9==简便计算:(9.6+10.4)+1.1==10+9.6+10+0.4==9.4+10.6-10== 1.4+1.4+2.2==56.8

5.62+5.23|+7.02

1.1+2.2+3.3=6.6

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