3 divided by what equals 21?
3 divided by what equals 21? If you're looking to solve this word problem then you're in the right place. If you have the number 3 and you want to divide it by something to get the answer 21 then this quick equation lesson will show you exactly how to find that missing number "something".
If you're new to equations this might look a little confusing but all we are really saying is that 3 is the same as 21 times X.
To find X, we need to divide both sides by our final answer, 21:
So, our final answer here to 3 divided by what equals 21 is:
0.1429 = X
In these answers we round them to a maximum of 4 decimal places because some calculations might have long decimal answers. If you want to check whether the answer is close, you can divide 3 by 0.1429:
Hopefully now you know exactly how to work out math problems like these yourself in future. Could I have just told you to divide 3 by 21? Yes, but aren't you glad you learned the process?
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"3 divided by what equals 21?". VisualFractions.com. Accessed on January 31, 2023. http://visualfractions.com/calculator/divided-by-what/3-divided-by-what-equals-21/.
"3 divided by what equals 21?". VisualFractions.com, http://visualfractions.com/calculator/divided-by-what/3-divided-by-what-equals-21/. Accessed 31 January, 2023.
3 divided by what equals 21?. VisualFractions.com. Retrieved from http://visualfractions.com/calculator/divided-by-what/3-divided-by-what-equals-21/.