78+46+154简便运算?

2025-01-01 23:58:41
推荐回答(3个)
回答1:

78+46+154
=78+(46+154)
=78+100
=178

回答2:

78+46+154
=78+(46+154)
=78+200
=278

回答3:

回老家了推荐太