1. 4 2/5 = 2. 2 7/8 = diubah ke bilangan desimal...

1. 4 2/5 = (4×5 + 2) / 5 = 22/5 = 22 ÷ 5 = 4,4
2. 2 ⅞ = (2×8 + 7)/ 8 = 23/8 = 23 ÷ 8 = 2,875

1). 4 2/5 = (4 × 2 + 5)/5 = 13/5 = 13 ÷ 5 = 2,6

2). 2 7/8 = (2 × 7 + 8)/8 = 22/8 = 22 ÷ 8 = 2,75

*Semoga membantu ^_^