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How can you do 12 times 21 mentally?

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Anonymous

∙ 12y ago
Updated: 8/20/2019

10 x 21 = 210

2 x 21 = 42

210 + 42 = 252

12 x 21 = 252

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Wiki User

∙ 12y ago
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Related Questions

What is 21 times 12?

21 times 12 equals 252.


What Times 12 equals 21?

1.75 x 12 = 21


How many times does 21 go into 252?

12. 252 / 21


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The patterns and properties to compute mentally 120 times 30 is the numbers 12 and 3 plus the two 0. Multiply 12 by 3 (36) and add the two 0 (3600).


What is 252 divided by 21and show how you got it?

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What percentage is 12 out of 21?

It is: 12/21 times 100 = 57.'142857'% recurring decimal '142857'


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It goes: 256/21 = 12 times with a remainder of 4


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