计算下面各题．
3.52+8.4+2.6
5.94+6.7+1.06+0.3
42.24﹣6.24﹣3.76
4.92+3.27﹣4.92+3.73．
计算下面各题．
3.52+8.4+2.6
5.94+6.7+1.06+0.3
42.24﹣6.24﹣3.76
4.92+3.27﹣4.92+3.73．
试题篮
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