Yes Because if it end in a 0 and the factors are 2 and 5 then it is right
520 / \ 2 260 / \ 130 2 / \ 65 2 / \ 5 13
520 = 2 x 2 x 2 x 5 x 13 OR 2^3 x 5 x 13
Factor Tree of 520: ........520 ......../ \ ....104 5 ...../ \ ...4..26 ../\.. /\ 2 2 2 13
The greatest common factor of 198 and 520 is 2.
1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520
The GCF is 5.
The GCF is 5.
520 = 2 × 2 × 2 × 5 × 13
The prime factors of 520 are: 2 5 13
hcf(520, 430) = 10 520 = 23 x 5 x 13 430 = 2 x 5 x 43 hcf = 2 x 5 = 10
520%
The greatest common factor of 220 and 520 is 20.220: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220520: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520