42.4+7.6= 1.58+2.42= 23.5+76.5÷0.25= 7.8﹣5.6=
1.25×4= 34.6÷0.2×4= 0.24÷0.3= 7.8×0.5=
1÷0.2﹣1×0.2= 57÷5.7= 8.1﹣0.05= 0.2×0.5=
相关试题
42.4+7.6= 1.58+2.42= 23.5+76.5÷0.25= 7.8﹣5.6=
1.25×4= 34.6÷0.2×4= 0.24÷0.3= 7.8×0.5=
1÷0.2﹣1×0.2= 57÷5.7= 8.1﹣0.05= 0.2×0.5=
+
﹣
）÷
（2）
÷
+
×
+
﹣
χ=
．
+2.2×25% ②102×59 ③57.5﹣14.25﹣15
④
×102.31+40
×102.31．
+
﹣
+
+
+
+
﹣
﹣
﹣
﹣
﹣
﹣
﹣
．
+6
÷8
10.8﹣1.5﹣8.5199+456．
+51×
0.25×（1.6+1.6+1.6+1.6）
÷
+
×
0.125×32×2.5．
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