用简便计算548-16.3-148-3.7
来源:学生作业学帮网 编辑:学帮网 时间:2024/06/20 21:28:39
用简便计算548-16.3-148-3.7
548-16.3-148-3.7
=(548-148)-(16.3+3.7)
=400-20
=380
548-16.3-148-3.7
=548-148-(3.7+16.3)
=400-20
=380
548-16.3-148-3.7
=(548-148)-(16.3+3.7)
=400-20
=380
548-16.3-148-3.7
=548-148-(3.7+16.3)
=400-20
=380
548-16.3-148-3.7
=(548-148)-(3.7+16.3)
=400-20
=380