第77页

信息发布者：
192
C
A
B
C
B
C
110
144
1200
64
97
6
44
600
2300
150
=125×8×3
=1000×3
=3000
=(19+281)+(136+174)
=300+310
=610
=(4×25)×67
=100×67
=6700
=45×(200−1)
=45×200−45
=9000−45
=8955
=345−(200−3)
=345−200+3
=145+3
=148
=5×125×80+5×125×8
=50000+5000
=55000
=720÷9÷5
=16
=325×630+370×325
=325×(630+370)
=325×1000
=325000
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