问题
填空题
找规律:
①5,10,15,20,______,______,______.
②1,4,7,10,______,______,19,______.
③○△☆○△☆○△☆______.
答案
①20+5=25,25+5=30,30+5=35;
②10+3=13,13+3=16,16+3=19,19+3=22;
③☆的后面是○;
故答案为:25,30,35;13,16,22;○.
找规律:
①5,10,15,20,______,______,______.
②1,4,7,10,______,______,19,______.
③○△☆○△☆○△☆______.
①20+5=25,25+5=30,30+5=35;
②10+3=13,13+3=16,16+3=19,19+3=22;
③☆的后面是○;
故答案为:25,30,35;13,16,22;○.