TOLONG YYA NANTI AKU FOLLOW !!
Penjelasan dengan langkah-langkah:
1. 1 2/4 + 2⅓ – 1 2/8 = 6/4 + 7/3 – 10/8
= 24 + 21 – 30 = 15/24 = 5/8
24
2. 7¾- 4⅙ + 5/8 = 31/4 – 25/6 + 5/8
= 186 – 100+ 15 = 186 – 115 = 71/ 24
24. 24
= 2 23/24
3. 5⅔ + ⅚ – 2 6/12 = 17/3 + 5/6 – 30/12
= 68/12 + 10/12 – 30/12 = 78- 30 = 48/12
12
48 : 12 = 4/1 = 4
12 : 12
semoga membantu dan tidak keliru