0.5×4÷0.5×4 （7.5－2.3×0.4）÷0.01

2.16÷0.9÷0.3 9÷[0.3×(8-6.5)]

①1÷0.25= ②0.25÷0.1= ③1.2÷1.2= ④4.01×1= ⑤0.25×2= ⑥0÷2.76= ⑦1.9÷0.8÷1.25= ⑧3.5×2.7÷2.7=

76.44÷28= ②77.4÷0.4= ③0.27÷1.1≈ ①（3.2+1.2）÷0.08 ②100÷0.4÷2.5 ③0.25×0.5÷0.25×0.8 ④29.12÷（0.8×0.65） 7.79÷95= 4 ÷2.5= 3.21÷3=

5.4÷0.12= 1.08÷2.7= 58.8÷4.2=