Kpk dan fpb 16,20,dan,30

_16
_/
(2) 8
__/
_(2) 4
___/
__(2) (2)

_20
_/
(2) 10
__/
_(2) (5)

_30
_/
(2) 15
___/
__(3) (5)

16 = 2⁴
20 = 2² × 5
30 = 2 × 3 × 5
KPK = 2⁴ × 3 × 5
KPK = 16 × 3 × 5
KPK = 240

FPB = 2

Semoga Membantu