Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 4: Rational Numbers; Lesson 3: Add and Subtract Like Fractions


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  • Question 25 (request help)

    A group of friends bought two large pizzas and ate only part of each pizza. The picture shows how much was left.

    How many pizzas did they eat?
    • \(\large \frac{3}{8}\)
    • \(\large \frac{5}{8}\)
    • \(\large1 \frac{1}{4}\)
    • \(\large1\frac{3}{8}\)
  • Question 26 (request help)

    At a school carnival, homemade pies were cut into 8 equal-size pieces. Eric sold 13 pieces, Elena sold 7 pieces, and Tanya sold 10 pieces. Which expression can be used to find the total number of pies sold by Eric, Elena, and Tanya?
    • \(13+7+10\)
    • \(8(13+7+10)\)
    • \(\frac{13}{8}\times\frac{7}{8}\times\frac{10}{8}\)
    • \(\frac{13}{8}+\frac{7}{8}+\frac{10}{8}\)
  • Question 27 (request help)

    Short Response What is the value of x that makes the statement below true?

    \(\frac{7}{9}+\frac{x}{9}=\frac{1}{3}\)
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Spiral Review

Fill in each   with <, >, or = to make a true sentence

Find the least common denominator for each pair of fractions.

  • Question 35 (request help)

    \(\frac{13}{15}\text{ and }\frac{7}{12}\)
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  • Question 36 (request help)

    The results of a survey about favorite lunch choices are shown. Which lunch was chosen most often?
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