Percent of a number

Answer Key - Grade 7 Math Worksheet - Challenge Me

Circle the best answer, or write your answer on the line.

1. 1.

   Milo's class library has 150 books. 60% of the books are fiction, and 20% of the fiction books are about animals. How many books are fiction about animals?

   18
2. 2.

   Zee's garden has 160 flowers. 30% are red and 12.5% are yellow. How many flowers are neither red nor yellow?

   92
3. 3.

   Ari has 140 balloons for the party. 35% are red and 45% are blue. How many balloons are neither red nor blue?

   28
4. 4.

   Kira's class folded 30 paper boats, which is 60% of its goal. How many boats is 70% of the goal?

   35
5. 5.

   160 students came to the book fair at Jun's school, which is 125% of the number expected. How many students is 25% of the number expected?

   32
6. 6.

   5 of the pencils in Esme's bin are broken, which is 2.5% of the pencils. How many pencils is 12.5% of the pencils in the bin?

   25

7. Read this first

   Ratio table

   Percent	Amount
   1.5	9
   2.5	15
   4.5	?

8. 7.

   The table shows percents of the students in Noah's school and how many students that is. How many students are 4.5% of the school?

   27
9. 8.

   A vine at Pia's school had 68 leaves in spring. Now it has 198% as many leaves. Which is the best estimate of the leaves now?

   • 140
   • 1400
   • 70
10. 9.

    Zee's school has 398 students, and 0.26% of them forgot their lunch today. Which is the best estimate of how many forgot?

    • 400
    • 10
    • 1
11. 10.

    Ari's town library has 3980 books, and 2.4% of them are checked out. Which is the best estimate of the books checked out?

    • 4000
    • 100
    • 1000