I don't know the answer but try using PEMDAS. (Parentheses, Exponents, Multiplication, Division, Addition, and then Subtraction)
Answer:
2: 67
3:67
4: 113
Step-by-step explanation:
You can divide 84 and 144 and convert the answer to a fraction.
Correct me if I am wrong.
Eight hundred seven million, five hundred thirty thousand, twelve
Answer:
The answer is in the attached file below
Step-by-step explanation: