Toán Lớp 4: Tính
12/2 + 7/2 +1/2
23/9 – 12/9 + 1/9
9/6+ 7/6 – 10/9
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Toán Lớp 4: Tính
12/2 + 7/2 +1/2
23/9 – 12/9 + 1/9
9/6+ 7/6 – 10/9
Comments ( 2 )
=19/2 + 1/2 =11/9 + 1/9
=20/2 =12/9
=10 =4/3
9/6 + 7/6 -10/6
=16/6 – 10/6
=6/6
=1
23/9 – 12/9 + 1/9
9/6 + 7/6 – 10/9