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青岛版四年级上册脱式计算专项练习

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32×23+52 52+18×12 34×19-18

= = =

= = =

16×28+34 = = 61+12×230 = = 125×31+20 = = ×12+10 = = 43+121×23 = = 148+52×21 = = ×21-61

=

=

45+132×25

=

=

287+35×100

=

=

11 137

1

99+146×90 180×33+100 8000-100×76

= = =

= = =

138+50×40 = = 56×76+56 = 160+81×90 = = ×11+2 199+50×56

=

=

×87+300

=

2

18 51 =

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