(49十31x56)÷7的简便运算

(49十31x56)÷7的简便运算
2025-02-26 07:14:45
推荐回答(2个)
回答1:

(49十31x56)÷7
=49÷7+31X56÷7
=7+31X8
=7+248
=255

回答2:

这道题目等于2⃣️55