1. 2 10/14*1 5/72. 3 - ¼ - 1½tolong kak!!!pakai cara!!!!!!!​

1. 2 10/14*1 5/7
2. 3 - ¼ - 1½
tolong kak!!!
pakai cara!!!!!!!​

Jawaban:

Assalamualaikum......

1. 2 10/14 * 1 5/7 = 4 64/98

penyelesaian =

dijadikan pecahan biasa = 38/14 * 12/7 = 456/98 = 4 64/98

2. 3 - 1/4 - 1 1/2 = 1 3/4

penyelesaian =

1 1/2 = 3/2 - 1/4 - 3/1 = mencari KPK = 4

= 3/2 * 2. 1/4 * 1. 3/1 *4

= 6/4 - 1/4 - 12/4 = 7/4 = 1 3/4

SEMOGA BERMANFAAT.....