用珠算计算968-617+546-672+63-153+654-789=[]A.0B.579C.789D.225
用珠算计算
968-617+546-672+63-153+654-789=
[ ]
A.0 | B.579 | C.789 | D.225 |
用珠算计算
968-617+546-672+63-153+654-789=
[ ]
A.0 | B.579 | C.789 | D.225 |
用珠算计算
968-617+546-672+63-153+654-789=
[ ]
A.0 | B.579 | C.789 | D.225 |
A.0 | B.579 | C.789 | D.225 |
A.0
B.579
C.789
A.0
B.579
C.789
A.0
A.0
B.579
B.579
C.789
C.789
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