Answer:
1. What must be added to 2/3 to obtain 7/3
Answer = 5/3 because if you add 2/3 to 5/3 the it will be = 7/3
2. Multiply the difference of 4/5 and 1/5 to 1/2
Answer = 4/5 - 1/5 = 3/5 × 1/2 = 1/10
Step-by-step explanation:
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