To find an equal ratio, you can either multiply or divide each term in the ratio by the same number (but not zero).
Answer: (+) 1/3
Step-by-step explanation: 2/3 + -1/3 is basically subtracting 1/3 from 2/3 so, 2/3 - 1/3 = 1/3.
Answer:
Step-by-step explanation:
