Addition: 1 Minute

Add on a number from the previous answer, so you get a larger number every time. Go as fast as you can!
Quiz by
Chaddius
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Last updated: January 5, 2022
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First submittedMarch 19, 2019
Times taken81
Average score85.7%
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Hint
Answer
1+2
3
+3
6
+4
10
+5
15
+6
21
+7
28
+8
36
+9
45
+10
55
+11
66
+12
78
+13
91
+14
105
+15
120
+16
136
+17
153
+18
171
+19
190
+20
210
+21
231
+22
253
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1 Comments
+1
Level 18
Mar 3, 2021
this is harder than u think