一、口算
4.8－2.8= 1.3+2.5= 3.11+2.22= 26.2+13.1= 12.3+11.2= 3
5.8－13.3= 1.25+2.41= 3.66－1.25= 1.5－0.5= 0.36+0.64= 2.1+0.6= 0.96－9.7= 1－0.9= 1－0.56=
5－0,42= 1.9+8.1= 4.3+2.31= 0.7+0.23= 0.75+0.25= 0.17+0.33= 0.2×0.4= 0.01×10= 0.01×50= 0.01×100= 0.01×1000= 0.09×10= 0.09×100= 0.09×1000= 53.8×10= 53.8×100= 53.8×1000= 1.414×10= 0.1×1000= 36.9÷10= 3.14×100= 0.618×100= 18.1×10= 9.87÷10= 1.4×100= 0.01÷1000= 43.21÷1000= 0.3×0.2=
4×3= 4×0.3= 0.4×0.3= 13×3= 0.13×2= 0.13×0.2= 36×24= 3.6×2.4= 36×2.4= 3.6×24= 0.36×2.4= 0.6×0.7= 0.9×0.1= 0.8×5=
1.1×0.4= 0.02×7= 0.3×1.3= 0.3×0.2= 0.5×1.8= 1.5×1.8= 7×2=
0.7×2= 0.7×0.2= 3×6= 0.3×6= 0.3×0.6= 15×2= 1.5×2=
1.5×0.2= 3.8×4=
2.5×4= 20×0.5= 4.8÷1.6= 1.5×5= 10－4.5=
0.39÷3= 7.2÷4= 6÷5=
二、竖式计算
45.2－33.5= 38－33.4= 8.25+1.55= 7.3－2.25= 10－2.45= 3.7+2.36= 10.2－8.75= 15.4+2.97= 5.94+10.7= 11.65－7.39= 10－3.14= 11.7+40.3= 3.15－2= 8－7.23=
3.8+3.54= 3.05－2.9= 85－3
4.7= 0.7×7.8= 1.3×0.25= 1.44×3.98= 1.44×3.98= 1.36×0.8= 0.78×0.04= 4.8×0.25= 4.8×1.2= 0.32×0.8= 0.32×1.2= 9.8×0.5= 9.8×1.3= 654×0.9= 2.42×1.1= 3.14×1.5= 2.6×0.8= 2.15×2.1= 2.1×60= 0.12×50= 2.6×0.5= 1.2×60= 2.13×4= 4.8×0.3= 1.3×2.2= 9.6×0.8= 3.25×1.8= 4.8×1.3= 4.8×0.9= 9.34×1.4= 0.7×9.32= 1.87×2.3= 0.15×0.63= 1.8×0.85=
48×0.15= 0.86×1.2= 0.125×8= 12×0.16= 12.9÷6= 7.42÷7= 8.2÷5= 0.98÷2.8= 15.9÷15= 26÷4= 12÷16= 32÷5= 54÷36= 4÷25= 7.79÷95= 435÷12= 35÷56= 134÷4= 610÷16= 182÷52= 15.6÷6= 8.54÷0.7= 35÷0.5= 12.6÷0.3= 0.768÷1.6= 8.4÷0.56= 37.1÷0.53= 2.7÷7.5= 0.78÷2= 4.06÷0.58= 0.7÷0.25= 32÷0.08= 6.21÷0.3= 0.21÷0.025= 6.3÷0.42= 0.012÷0.25= 41.6÷2.6= 7÷0.35= 0.63÷0.7= 30.6÷4.5= 0.4÷0.5= 72.9÷9= 4.2÷1.2= 0.16÷2.5= 72.9÷0.9= 4÷3=
4.2÷0.12= 0.16÷0.25= 73÷3= 9.4÷11= 3÷8= 14.2÷11= 0.4÷9= 10÷9= 1÷7= 2÷4= 5÷6= 4.48÷3.5= 13.3÷0.95= 12.3÷1.5= 7.2÷0.64= 24÷1.5= 42.7÷7= 0.23÷5= 82.5÷15= 7.8÷75= 2
5.2÷18= 0.448÷32= 21.6÷12= 2.88÷1.5 2.88÷1.5= 4
6.23÷23= 0.14÷0.08= 19.2÷1.6= 1.92÷0.16= 0.192÷0.016= 5.3×2.4= 54.6÷0.91= 1.25×0.72= 9.6×4.5= 21÷0.75= 9.6－1.64= 62.4+
7.62= 8×1.57=
8.95÷5= 13.3×0.95= 12.3×1.5= 9÷3.6= 4.2×3.2= 117÷36= 1.8×5.5=
（保留二位小数）
8.09×6.7= 600÷8.09= 1.79×1.2= 45.4÷15= 4.48×3.5=
三、计算并验算
12.6÷0.28= 8.84÷1.7= 62.9÷17= 2.1÷0.56= 9÷0.36=
4.2×3.2= 117÷36= 1.8×
5.5=
四、脱在计算
9.43－(8.65+0.40) 4.6+12.3+5.8 15－(1.3+3.9) 4.6－1.75+2.08 5－(4.19－2.83) 7.41－(2.96+3.04) 4.28+0.53－3.37 3.2+1.27－2.49 1.54+2.08+3.62 9.5+4.85－6.36 5.6+2.7+4.4 4.6－(1.75+2.08) 4.02－3.5+0.98 70.8－1.25－1.75 5－4.19+2.83 2.6+1.4×3 (8+0.8) ×1.25 2.5×0.6－1.8×0.5
2.5×2.8×4 2.5×13+0.9 0.25×1
3.7×0.4 1.83+3.79+0.17 22－1.6×7 0.89×
4.8+0.89×
5.2 10―0.34―0.66 12.8+2.04×9.5
6.15×9.4－42 4.5×3.6+5.2×0.35 4.5×0.9+5.5×0.9 35.7÷14÷30 5.4÷（2.7×4） 9.4×[0.96÷(5.4÷0.9)] 52÷6.5+26×0.37 1.6×(2.25+10.5÷1.5) 90÷(3.6－1.8) 3.4×
7.8÷3.9 0.36÷[(6.1―4.6)×0.8] 54÷(3.94+6.86) 0.175÷0.25×4 (3.2+0.12) ÷0.8 0.175÷0.25×0.4 2
8.7÷7+4.5 96÷(15.4－12.2) 2.4×3÷0.18 9÷[0.3×(8－6.5)] 7.8+4.56+2.2 12.7+12.5÷5 0.4×99+0.4 3.6×4－2.5 0.65×6.4－0.65×5.4 5.01－1.9+4.99 78÷0.25÷0.4
