27✘130+87✘270用什么计算方便？

Question

如题所述

Answer 1

你好，这道题的简便算法如下：
27×130+87×270
=27×130+870×27
=27×(130+870)
=27×1000
=27000
望采纳。

Answer 2

=27×130+27×870
=27×（130+870）
=27×1000
=27000

Answer 3

=27x130+870x27
=27x(130+870)
=27x1000
=27000

Answer 4

27×130+87×270

---

=270×13+87×270

---

=270×(13+87)

---

=270×100

---

=27000

Answer 5

27✘130+87✘270
=27✘130+870✘27
=27✘（130+870）
=27✘1000
=27000