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Fast Math - Randomized Addition in 30 Seconds

In just 30 seconds, answer these randomly-generated addition problems in your head.
This quiz changes every time you play!
Quiz by
Stewart
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Last updated: November 27, 2019
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First submittedApril 9, 2018
Times taken20,553
Average score43.8%
Rating4.60
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Keep scrolling down for answers and more stats ...
 Problem 
Solution
84 + 485
569
19 + 433
452
3 + 470
473
10 + 388
398
 Problem 
Solution
250 + 27
277
325 + 25
350
364 + 15
379
76 + 489
565
 Problem 
Solution
208 + 21
229
58 + 339
397
357 + 38
395
407 + 96
503
 Problem 
Solution
55 + 151
206
21 + 43
64
8 + 379
387
44 + 2
46
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1 Comments
+1
Level 63
Aug 17, 2023
The division one is easier for me, strangely.