Question

помогите пожалуиста. прошу

Answer 1

1) 4,2 + 3 = 7,2
2) 90 : 15 = 6 
3) 7/12 + 5/12 = 12/12 = 1
4) 35 + 8 = 43
5) 5/9 * 3/5 = 1/3 * 1/1 = 1/3
6) 100 * 0 = 0

Answer 2

1. -1.2 2. -6 3. -2/12 4. 27 5. 15/45 или 3 6. 0