0.87ᠧ3.16+4.64简便计算,求大神!

2025-03-18 02:31:59
推荐回答(1个)
回答1:

=3.16(1-0.1-0.03)+4.64

=3.16-0.316-0.0948+4.64
=7.8-0.316-0.0948
=7.484-0.0948
=7.3892