找规律(3.8.18.33.53__,__)快!,为什么?i am primary student

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找规律(3.8.18.33.53__,__)快!,为什么?iamprimarystudent找规律(3.8.18.33.53__,__)快!,为什么?iamprimarystudent找规律(3.8.

找规律(3.8.18.33.53__,__)快!,为什么?i am primary student
找规律(3.8.18.33.53__,__)快!,
为什么?
i am primary student

找规律(3.8.18.33.53__,__)快!,为什么?i am primary student
相差5 10 15 20
53+25=78
78+30=108

3+5=8
8+10=18
18+15=33
33+20=53
53+25=78
78+30=108

(3.8.18.33.53.78,108)

78,108

(3.8.18.33.53.78.108)

tingjiandan
+5+10+15+20+25+30
and so on primary students' hard job*_*