直接写得数．
3992+2118= 
= 3.6×
= 2.3÷1.6×3.2=
3.86+5.24= 
= 5.75﹣（
）= 0.125÷
=
4.02﹣2.03= 
= 
=
直接写得数．
3992+2118= = 3.6×= 2.3÷1.6×3.2=
3.86+5.24= = 5.75﹣（）= 0.125÷=
4.02﹣2.03= = =
试题篮
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