2. 42/9:6/27
3. 3 3/4×5 1/3
4. 2 3/9: 2 1/3
5. 5/9+ 7/9
6. 2,87+1,59
7. 19,78-5,89
8.5 1/7: 2 4/7
9. 5,74: 0,7
10. 6,28×0,9
yang bisa jawab pasti pintar
1. 21/28×4/7
Penjelasan dengan langkah-langkah:
1. 21/28 × 4/7 = 3/7
2. 42/9 ÷ 6/27 = 21
3. 3 3/4 × 5 1/3 = 20
4. 2 3/9 ÷ 2 1/3 = 1
5. 5/9 + 7/9 = 1 1/3
6.2, 87 + 1, 59 = 4 23/50
7. 19.78 – 5.89 = 13 89/100
8. 5 1/7 ÷ 2 4/7 = 2
9.5.74 ÷ 0.7 = 8 1/5
10.6.28 × 0.9 = 5 163/250