15.36-4.7+5.3怎样简便计算?
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15.36-4.7+5.3怎样简便计算?
15.36-4.7+5.3怎样简便计算?
15.36-4.7+5.3怎样简便计算?
15.36-4.7+5.3
=15.36+5.3-4.7
=15.36+0.6
=15.96
15.36-4.7-5.3
=15.36-(4.7+5.3)
=15.36-10
=5.36
15.36-4.7+5.3怎样简便计算?
15.36-4.7+5.3怎样简便计算?
15.36-4.7+5.3怎样简便计算?
15.36-4.7+5.3
=15.36+5.3-4.7
=15.36+0.6
=15.96
15.36-4.7-5.3
=15.36-(4.7+5.3)
=15.36-10
=5.36