问题
填空题
4x+8错写成4(x+8),结果比原来多______.
答案
4(x+8)
=4x+4×8,
=4x+32,
则4(x+8)-(4x+8)
=4x+32-(4x+8),
=4x+32-4x-8,
=32-8,
=24;
答:4x+8错写成4(x+8),结果比原来多24.
故答案为:24.
4x+8错写成4(x+8),结果比原来多______.
4(x+8)
=4x+4×8,
=4x+32,
则4(x+8)-(4x+8)
=4x+32-(4x+8),
=4x+32-4x-8,
=32-8,
=24;
答:4x+8错写成4(x+8),结果比原来多24.
故答案为:24.