用简便方法计算:43×136137+136×59137+70×68137=_.
问题描述:
用简便方法计算:
+43×136 137
+136×59 137
=______. 70×68 137
答
+43×136 137
+136×59 137
70×68 137
=
+43×136 137
+136×59 137
35×136 137
=
(43+59+35)×136 137
=
137×136 137
=136.
故答案为:136.