问题
填空题
学校有故事书200本,比文艺书多X本,文艺书有______本,两种一共有______本.
答案
(1)文艺书有:200-x(本).
答:文艺书有200-x本.
(2)共有:
200+(200-x),
=200+200-x,
=400-x(本).
答:两种一共有400-x本.
故答案为:200-x;400-x.
学校有故事书200本,比文艺书多X本,文艺书有______本,两种一共有______本.
(1)文艺书有:200-x(本).
答:文艺书有200-x本.
(2)共有:
200+(200-x),
=200+200-x,
=400-x(本).
答:两种一共有400-x本.
故答案为:200-x;400-x.