27-18+|-7|-32等于?简便
问题描述:
27-18+|-7|-32等于?简便
答
27-18+|-7|-32
=27+7-(18+32)
=34-50
=-16
27-18+|-7|-32等于?简便
27-18+|-7|-32
=27+7-(18+32)
=34-50
=-16