Add, subtract, multiply rationals

1. Nate removes four −2.25 cards from his hand. How does this affect the overall point value of the cards in his hand?

2. The cards in Anthony's hand had a value of 1.50, but then he added three −1.25 cards to his hand. What is the new value of the cards in his hand? a. 0.25 b. -0.25 c. 2.25 d. -2.25

3. The cards in Barbara's hand have a value of −9.75 after the value of the cards in her original hand tripled. What was the value of the cards in her original hand?

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