8×500= 300÷10= 2×35= 200×5=
140÷20= 68÷4= 15×8= 51÷3=
0.2×0.3= 4.9÷7= 2.5×4=
2.4÷0.2= 2.8×100= 0.8÷0.4=
0.1×60= 5÷0.01= 3.89×0+3.89=
0.25×8= 31.6×0.1= 4.9×2.9≈ 9.93×5≈
2.4÷2 = 48÷0.6= 0.056÷0.8= 0.45÷0.3=
4.5×0.2= 10÷4= 8×1.25= 0÷8.4= 4.5÷6=
6.6÷11= 2.5×1.6= 0.84÷4= 4.2×0.5= 2.4×5=
0.5÷100=
4.302×10=
1-0.99=
2.35-0.8-1.2=
2.9-1.85=
2.17+0.9=
15×9+15=
125×8÷125×8=
综合算式: