Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 4: Rational Numbers; Lesson 5: Add and Subtract Mixed Numbers

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 4: Rational Numbers; Lesson 5: Add and Subtract Mixed Numbers

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Add or subtract. Write in simplest form.

\(-3\frac{1}{4}+(-1\frac{3}{4})=-\)

Question 17 (request help)
Model with Mathematics Write a real-world problem that could be represented by the expression \(5\frac{1}{2} - 3\frac{7}{8}\). Then solve your problem.

Question 18 (request help)
Persevere with Problems A string is cut in half. One of the halves is thrown away. One fifth of the remaining half is cut away and the piece left is 8 feet long. How long was the string initially? Justify your answer.

feet

Question 19 (request help)
For a party, Makenna bought \(3\frac{1}{3}\) pounds of white grapes. Angelo bought \(2\frac{3}{4}\)pounds of red grapes. How many more pounds of grapes did Makenna buy than Angelo?
- \(\large \frac{5}{12}\)
- \(\large \frac{7}{12}\)
- \(\large5 \frac{5}{12}\)
- \(\large6 \frac{1}{12}\)