3.直接写出得数
0 155212 155220 155226 155230 155236 155238 155242 155248 155250 155256 155262 155266 155268 155272 155278 155280 155286 155290 155292 155296 155298 155302 155304 155306 155307 155308 155310 155311 155312 155314 155316 155320 155322 155326 155328 155332 155338 155340 155346 155350 155352 155356 155362 155368 155370 155376 155380 155382 155388 155392 155398 155406 199269
$\frac{6}{7}$÷$\frac{2}{3}$= | $\frac{3}{4}$+$\frac{1}{2}$= | 1÷$\frac{2}{5}$×5= | 2.5×0.7×4= | (8+$\frac{4}{9}$)÷4= |
$\frac{3}{5}$-$\frac{3}{10}$= | 724-398= | 7.2×4.9+7.2= | 12.56-10.5+7.44= | $\frac{6}{11}$÷3+$\frac{1}{3}$×$\frac{5}{11}$= |