1,3,9,271, 3, 9 and 27
... 3.
2 goes into 54 27 times 54 ÷ 2 = 27
The HCF of 27 and 80 is 1
1, 3, 9, 27.
One.
27
Three times 9 = 27
27 goes into 172 six times with a remainder of 10.
27 goes into 72 about 2.66666666667 times. You get this answer by dividing 72 by 27.
It does, but not evenly. 27 goes into 400 14 times, plus a little more. 400/27 = 14.814814... Or you could say it goes 14 times with a remainder of 22
1.3. 9