无
*注意事项:
31.5×0.931.5 5.42÷0.95.42 0.98×10.98
2.5×0.82.5÷0.8 3.56÷1.013.56 4.95÷14.95
4.8÷6= 0.05×6= 16÷0.5= 0÷1.25= 92÷0.92=
0.25×0.5×8=0.17+3.4+0.43 0.4×4÷0.4×4=
4.8÷0.16÷3= 2.5×7.1×4= 16.12×99+16.12=
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