五年级下册口算题500道

0.175＋0.0225=
8×0.125=x055.6＋3.8=x050.62－0.32=x050.02×0.5=
0.75÷0.25=x0516.8÷4=x050.1÷100=x056.3÷0.9=
0.25×8=x050.04×2.5=x051×0.01=x050.1＋0.01=
0.63÷0.9=x050.6＋0.54=x058.9－0.9=x050.96÷2=
5.9－2.5=x054.5×2=x053.6÷3=x050.125×8=
0.53×1000=x0572.8×0.01=x051÷125=x051.2÷0.2=
1÷0.01=x0548÷0.6=x0520÷0.2=x051×0.4=
9.63÷3=x057－0.23=x054.8÷0.3=x057.2－0.8=
1.4×0.5=x0529÷100=x056.3÷0.7=x056＋2.4=
12.5×8=x058.9×0=x050.78÷3=x050.35÷0.5=
9.36÷0.9=x05100÷0.4=x050.81＋0.09=x050.4×0.9=
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＝
25 +15 ＝ 47 -27 ＝ 58 +18 ＝ 255 -105 ＝ 1-89 ＝
19 +29 ＝
16 +16 ＝ 23 -13 ＝ 910 +110 ＝ 712 -512 ＝ 12 +15 +12 ＝
1-25 ＝ 47 -27 ＝ 910 -310 ＝ 29 +49 ＝ 25 -15 ＝
13 +23 ＝
13 +23 ＝ 18 +18 +38 ＝ 1- 29 -49 ＝ 1211 -111 ＝ 47 +47 ＝
34 +14 ＝ 34 +14 ＝ 910 -410 ＝ 14 -15 ＝
58 -38 ＝ 56 -16 ＝ 29 +59 ＝ 1-56 ＝
8.9－(3+0.9)=x057÷8=x051.5＋2.45=x052×1.7+2×1.3=
0.4×101－0.4=x051.25×0.7×0.8=x05
0.79+0.79×99＝x05 1÷5+1÷5＝x050.89×101-0.89＝ 2－0.64－0.36﹦
1.1-2.7÷27＝ x0512.4×11-12.4= 1.25×3.3×0﹦ 20－3.7－7.3=
5×0.75÷1.5×0.75= 1-0.1×0.1= 6×0.125×8= 1×0.4÷1×0.4=
37.2×99＋37.2= 25×4÷0.25×4= 0.9×7+10.7
9÷5－1.9÷5﹦ 6.8-2.4÷3= 0.6÷0.3+0.5= 1.9+5.1÷51=
1.8÷0.9×0.5= 12-0.05×4= 1×0.01÷0.1= 7.2-1.2+6.7=
25×3.3×0﹦

(1) 3X-(1/2+1/4)=7/12 3X=7/12+3/4 3X=4/3 X=4/9 (2) 6.6-5X=3/4-4X 6.6-0.75=-4X+5X X=5.85 (3) 1.1X+2.2=5.5-3.3X 1.1X+3.3X=5.5-2.2 4.4X=3.3 X=3/4=4/3 还有阿 (0.5+x)+x=9.8÷2 2(X+X+0.5)=9.8 25000+x=6x 3200=45...

0.175＋0.0225=
8×0.125= 5.6＋3.8= 0.62－0.32= 0.02×0.5=
0.75÷0.25= 16.8÷4= 0.1÷100= 6.3÷0.9=
0.25×8= 0.04×2.5= 1×0.01= 0.1＋0.01=
0.63÷0.9= 0.6＋0.54= 8.9－0.9= 0.96÷2=
5.9－2.5= 4.5×2= 3...

0.175＋0.0225=
8×0.125=5.6＋3.8=0.62－0.32=0.02×0.5=
0.75÷0.25=16.8÷4=0.1÷100=6.3÷0.9=
0.25×8=0.04×2.5=1×0.01=0.1＋0.01=
0.63÷0.9=0.6＋0.54=8.9－0.9=0.96÷2=
5.9－2.5=4.5×2=3...

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