420+150=________ | 750-250=________ | 72+99=________ | 9100÷70=________ | 23万+32万=________ |
360÷18=________ | 700÷300=________ | 305×6=________ | 60×15=________ | 789万-79万=________. |
420+150=________ | 750-250=________ | 72+99=________ | 9100÷70=________ | 23万+32万=________ |
360÷18=________ | 700÷300=________ | 305×6=________ | 60×15=________ | 789万-79万=________. |