(34x29十27)÷63简便运算？

Question

如题所述

Answer 1

（34x29+27）÷63
=[34x（30-1）+27]÷63
=（1020-34+27）÷63
=（1020-7）÷63
=1013÷63
=16又5/63本回答被网友采纳

Answer 2

（34×29+27）÷63
=（986+27）÷63
=1013÷63
≈16.08