选数填空:把准确的数填在括号里.
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选数填空:把准确的数填在括号里.
200.7.9.450.300.900.180.20.30.90.2.70
( )*( )=900 ( )*( )=2700
( )*( )=5400 ( )*( )=6300
( )*( )=1800 ( )*( )=14000
200.7.9.450.300.900.180.20.30.90.2.70
( )*( )=900 ( )*( )=2700
( )*( )=5400 ( )*( )=6300
( )*( )=1800 ( )*( )=14000
![选数填空:把准确的数填在括号里.](/uploads/image/z/7122080-56-0.jpg?t=%E9%80%89%E6%95%B0%E5%A1%AB%E7%A9%BA%EF%BC%9A%E6%8A%8A%E5%87%86%E7%A1%AE%E7%9A%84%E6%95%B0%E5%A1%AB%E5%9C%A8%E6%8B%AC%E5%8F%B7%E9%87%8C.)
( 450 )*(2 )=900 ( 9 )*( 300 )=2700
(180 )*(30 )=5400 (7 )*(900 )=6300
(20 )*(90 )=1800 (70 )*( 200 )=14000
(180 )*(30 )=5400 (7 )*(900 )=6300
(20 )*(90 )=1800 (70 )*( 200 )=14000