9. The square root of 81 is 9.
1,5,10,15,20,50,100,110,150
1 and 81 Those two numbers certainly divide into 81 though they are not the only numbers to do so.
1, 3, 9, 27, 81.
No
1 3 9 27 81
1,5,10,15,20,50,100,110,150
1, 2, 4, 8, 16, 32.
1, 2, 4, 7, 8, 14, 28, 56.
1 and 81 Those two numbers certainly divide into 81 though they are not the only numbers to do so.
1, 3, 9, 27, 81.
1, 3, 9, 27, 81.
No
1 3 9 27 81
3,
The HCF of both numbers is 1
1 and 9
The numbers are 1 and 3 with no remainders