kpk dari 10,40,20, dan30

Question

Matematika Diposting : 2017-08-02 Diupdate : 2021-10-02 lathif9

Pertanyaan

Answer 1

Faktor 10 = 2 x 5
Faktor 40 = 2 x 2 x 2 x 5
Faktor 20 = 2 x 2 x 5
Faktor 30 = 2 x 3 x 5
KPK = 2 x 2 x 2 x 3 x 5
= 120

Answer 2

1 0 20 30 40
^ ^ ^ ^
2 2 2 2
^ ^ ^ ^
5 10 15 20
^ ^ ^
2 3 2
^ ^ ^
5 5 10
^
2
^
5

10= 2x5
20=2²x5
30=2x3x5
40=2³x5
kpk=2³x3x5
=8x3x5
=120