Percent of a number

Answer Key - Grade 7 Math Worksheet

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

1. 1.

   Milo's class bakes 640 cookies for a school event. 12.5% of the cookies have chocolate chips, and those vanish first. How many cookies have chocolate chips?

   80
2. 2.

   Noah's school has 360 students, and 2.5% of them are new this month. How many students are new?

   9
3. 3.

   Ren's sunflower is 70 centimeters tall, which is 140% of its height two weeks ago. How tall was the sunflower two weeks ago?

   50
4. 4.

   Last month Jun walked 50 miles. This month Jun walked 65 miles in new sneakers. This month's miles are what percent of last month's miles?

   130
5. 5.

   Milo's school has 600 students, and 3 of them forgot their backpacks today. What percent of the students forgot their backpacks?

   0.5
6. 6.

   Noah collects 200 acorns and finds 7 with tiny holes. What percent of the acorns have holes?

   3.5

7. Read this first

   Ratio table

   Percent	Amount
   40	18
   60	27
   140	?

8. 7.

   Ren's cookie recipe can be made bigger or smaller. The table shows the percent of the recipe and the number of cookies. How many cookies does 140% of the recipe make?

   63
9. 8.

   The table shows the percent of last year's crowd at Tala's school play and the number of students that is. How many students are 150% of last year's crowd?

   60
10. 9.

    Bo's school gym has 87 seats, and 51% of them are filled for a game. Which is the best estimate of the filled seats?

    • 450
    • 90
    • 45
11. 10.

    Esme has 39 pages to read and has read 76% of them. Which is the best estimate of the pages Esme has read?

    • 300
    • 40
    • 30