9.37-3 8/29 (5.63-2 21/29)怎样简算

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9.37-3 8/29 (5.63-2 21/29)怎样简算

9.37-3+ 8/29 +(5.63-2 21/29)
=(9.37+5.63)+(8/29+21/29)-(3+2)
=15+1-5
=11