直接写出结果．
2.5+3.2= 0.5+15= 4．O+3.8=
8.1+4.7= 5.4+1.5= 7.3+3.3=
2.5﹣1.2= 4.4﹣3.3= 6.5﹣0.4=
8.5﹣3.5= 12.7﹣7.6= 6.8﹣4.5=
相关试题
+
=2÷
=
÷
=
÷
×
=
×9+
×
=
+1.125=
的90%是多少？
正好是96，这个数是多少？
=
=
=1﹣23%= 35%+55%= 0.2+20%=
+12.5%=
10×10%= 100×87%= 1÷1%= 20%÷5%=
×4= 6﹣
=
÷
=
×
=
÷=
×
= 0÷
=
÷4=
+
= 44÷
=
÷
=（0.875﹣
）÷
= 4×
= 5×
÷5×
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