"156除以7等于几"...156除以7等于几

　"1596除以7等于几"...1596除以7等于几

　"156除以七十"...156除以七十

　"156-156除以78等于几"...156-156除以78等于几

　"156-266除以7等于几"...156-266除以7等于几

　"156除以70等于几"...156除以70等于几

　"156除以78等于多少"...156除以78等于多少

　"156除以78等于几"...156除以78等于几

　"156除以72等于几"...156除以72等于几

　"157除以-6等于几"...157除以-6等于几