Multiple: 3 * 2 = 6
Subtract: 12 - 6 = 6
Multiple: 100 * 6 = 600
Add: 15 + 600 = 615
Add: 615 + 6 = 621
Answer:
36
Step-by-step explanation:
rational
-6.3 can be written as -63/10. since it's ratio of integers, it's rational