350×0.02= | 1-25%= | 1+15%= | 12-7.9= |
×= | -= | (-)×24= | 16×= |
131131÷131= | ××0= | 1÷-÷1= | 12.5×0.08= |
0.9+99×0.9= | 7.8×0.25×4= | -+= | 0.52×100= |
×8+8×= | ×21×= | 98-0.23-0.77= | +÷= |
44÷= | 9300÷5÷6= | 0÷= | 1997+1998+1999+6= |
350×0.02= | 1-25%= | 1+15%= | 12-7.9= |
×= | -= | (-)×24= | 16×= |
131131÷131= | ××0= | 1÷-÷1= | 12.5×0.08= |
0.9+99×0.9= | 7.8×0.25×4= | -+= | 0.52×100= |
×8+8×= | ×21×= | 98-0.23-0.77= | +÷= |
44÷= | 9300÷5÷6= | 0÷= | 1997+1998+1999+6= |