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21 Times Table Game

Answer these multiplication problems that involve the number 21.
Answer must go with the yellow box.
The order changes every time.
Quiz by
MathPunk
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Last updated: November 9, 2019
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First submittedMarch 29, 2012
Times taken785
Average score90.5%
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Problem
Answer
21 x 6
126
21 x 1
21
21 x 19
399
21 x 10
210
21 x 20
420
21 x 21
441
21 x 9
189
Problem
Answer
21 x 18
378
21 x 14
294
21 x 3
63
21 x 8
168
21 x 17
357
21 x 16
336
21 x 13
273
Problem
Answer
21 x 5
105
21 x 4
84
21 x 15
315
21 x 2
42
21 x 12
252
21 x 11
231
21 x 7
147
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Your Next Quiz
There are 25 prime numbers that are less than one hundred. How many can you name in 45 seconds?
Nearly impossible to get them all in two minutes. Think you can do it?
Beat the clock by answering these fifty randomly-generated multiplication problems.
Answer these questions with a single digit from 0 to 9. But be careful! Three wrong answers ends the quiz.
1 Comments
+1
Level 33
Oct 16, 2021
I scored 100% on this maths quiz.