Tính nhẩm: 126,43 * 0,1 = ; 126,43 * 0,01 = ; 126,43 * 0,01 =
Giải thích
126,43×0,1=12,643
126,43×0,01=1,2643
126,43×0,001=0,12643
64,58:10=6,458
172,3:100=1,723
2333,7:1000=2,3337
126,43×0,1=12,643
126,43×0,01=1,2643
126,43×0,001=0,12643
64,58:10=6,458
172,3:100=1,723
2333,7:1000=2,3337