口算
37﹣26= 59+11= 44﹣17= 350﹣70=
450+500= 840﹣800= 4000﹣500= 700+800=
54﹣44= 7×6= 3400﹣1400= 8×3=
相关试题
口算
37﹣26= 59+11= 44﹣17= 350﹣70=
450+500= 840﹣800= 4000﹣500= 700+800=
54﹣44= 7×6= 3400﹣1400= 8×3=
﹣
=
+
=
÷
= 10÷
= 3.14×3=
= 1÷50%= 100×0.1%= 98﹣0.23﹣0.77=
+
+
=
×
=
÷
=
﹣
= 52=．
×12= 630×9%=
÷
= 1﹣
=
+
= 0×
÷
=
×
= 18÷0.03=
×
=
+
= 2﹣
= 13.2×0.5=
×14=
÷
=
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