800一(301十197)怎么验算

2024-11-25 16:41:45
推荐回答(2个)
回答1:

800一历逗(301十197)怎么验算
800一(301十197)=302
验算:羡烂卜兄穗
302+(301+197)
=302+498
=800

回答2:

=800-498
=302