相关试题
= 2.5×13×4= 4×
÷4×
×
= 4.5﹣
= 1+
÷
×
= 3÷20%= 3÷8+
=
﹣
﹣
= 3÷
﹣
÷7×直接写出得数．
7.2+2.8=
8﹣2.5=
0.3+0.6=
0.32+0.8=
2×
=
15×
= 1﹣0.52= 1÷
= 
+
= 16×
=
+0= 2.5×4= 
﹣
= 1﹣
= 
×5=
直接写出得数．
7.2+2.8=
8﹣2.5=
0.3+0.6=
0.32+0.8=
2×=
15×= 1﹣0.52= 1÷= += 16×=+0= 2.5×4= ﹣= 1﹣= ×5=
=
=
﹣
= 
+
= 
+
﹣
÷6= 5﹣
+
= 
×25= 12.5×32×2.5=
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