口算：
0.4×0.02= 3.2+6.8= 0.39÷1.3= 2.4×2.5=
1÷0.125= 1﹣0.25= 0.62÷0.1= 99×0.25=
1.2×0.4+0.4×1.3= 4×（1.5+0.25）=
相关试题
口算：
0.4×0.02= 3.2+6.8= 0.39÷1.3= 2.4×2.5=
1÷0.125= 1﹣0.25= 0.62÷0.1= 99×0.25=
1.2×0.4+0.4×1.3= 4×（1.5+0.25）=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
×3=
×16=
×
=（
+
）×4=
×
+
×
=
+
=
÷3= 4÷
=
×1= 52﹣42= 0.75﹣0.5=
=
÷
= 125×0.08=
÷
= 0.15×6= 12÷0.3= 0÷
=
×16= 12÷
= 24×
=
×
÷
=
÷15=
÷
=
×
÷
= 26×
=
=
=
=
=
=
= 6.4÷20%= 125%×8=
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