21-3= 18. 18x9= 162. 162-9= 153
3x9, 3x3x3, or 1x27
3x9=3x3x3=27 Not sure what you mean by break apart. One way to do it in your head if you need to and don't just know it is 27 is to say 3x10=30 which is easy because adding tens is easy for most people. Now 3x9 is one less 3 then 3x10. That is to say, think of 3x9 as 9 threes, and 10x3 as 10 threes. So 30-3 is 27
50-100 or so
27 sq ft
The factor pairs of 27 are 1x27 and 3x9.
27 square feet
No, 27 is not a prime number. 3x9 = 27
3x9 is 27 so its 27 feet.
Well, 3x9=27 so I hope that answered your question!
It is 3 times 9 = 27
The factors of 27 are 1,3,9, and 27. the factor pairs are 1X27 and 3X9.
Yes, 27 is a multiple of 3. 3x9=27 (3,6,9,12,15,18,21,24,27)
Googling it came up with about $40 (from craigslist, etc).
100-500 or so.
The magnification of the scope can be varied between 3 and 9 times.
The whole numbers that multiply to make 27 are: 1x27, and 3x9.
The fact that 3 x 9 = 27