8 kodi 2 lembar - 7 kodi 6 lembar =... Lembar??? Plis tolong

Question

Matematika Diposting : 2018-03-17 Diupdate : 2019-02-27 adeliaaaa3

Pertanyaan

8 kodi 2 lembar - 7 kodi 6 lembar =... Lembar???

Plis tolong

Answer 1

1 kodi = 20 lembar

8 kodi 2 lembar - 7 kodi 6 lembar
= 162 lembar - 146 lembar
= 16 lembar

Answer 2

8 kodi 2 lembar - 7 kodi 6 lembar

= [ 8 × 20 ] + 2 lembar - [ 7 × 20 ] + 6 lembar

= 162 lembar - 146 lembar

= 16 lembar