精品一区二区免费在线观看_国产精品久久久久久av福利软件_97成人精品区在线播放_国内成人精品一区

6.7×3.25= 2.56×8.32=

0.07×0.86=0.372×1.2=

0.28×0.25= 1.5×0.062=

0.63×1.05= 4.23×1.028=

7.65×0.42= 1.28×6.07=

5.43×0（______）5.43 4.9（______）49×0.01

7.3（______）1.2×7.3 0.8×0.8（______）0.95

0.78×1.1（______）0.78 6.2×0.99（______）6.26

2.5×0.4=100

0.044×98=4312

0.35×4.2=1470

1.05×0.27=2835

A.積大于這個數B.積小于這個數

C.積等于這個數D.無法確定

A.8.4×20B.0.9×7.7

C.0.8×0.04D.3.2×5

A.0.65×1.01B.0.9×7.7

C.0.88×0.65D.6.5×1