(*)是乘号的意思!1.56*99
问题描述：
(*)是乘号的意思!
1.56*99
答
1.56*(100-1)=156-1.56
答
56*99
=56*(100-1)
=5600-56
=5544
答
偶也是六年级的哦
56*99
=56*(100-1)
=56*100-56*1
=5600-56
=5544
答
=56*(100-1)
=5600-56
=5544
答
56*99
=56*(100-1)
=56*100-56*1
=5600-56
5544