Multiply and divide positive and negative whole numbers

Answer Key - Grade 7 Math Worksheet

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

1. 1.

   Milo balances a math puzzle on the scales. What is (-6) × 9?

   -54
2. 2.

   Ren picks a star card from the pile. What is 9 × (-6)?

   -54
3. 3.

   Tala draws a challenge card from the jar. What is (-6) × (-11)?

   66
4. 4.

   Zee finds a challenge in the math book. What is (-7) × (-12)?

   84
5. 5.

   Ari spins a wheel and lands on a division. What is (-72) ÷ 9?

   -8
6. 6.

   Bo writes the next division on the board. What is 65 ÷ (-5)?

   -13
7. 7.

   Luz's balloon rises 4 m each minute, a rate of 4 m per minute. Six minutes ago is minute -6. Where was the balloon 6 minutes ago, compared with now? (Up is positive.)

   -24
8. 8.

   Noah watches a whale sink 2 m each minute, a rate of -2 m per minute. Five minutes ago is minute -5. Where was the whale 5 minutes ago, compared with now? (Up is positive.)

   10
9. 9.

   Jun writes the product 6 × (-3). Which story matches it?

   • A kite at 6 m drops 3 more meters.
   • A kite rises 3 m each second for 6 seconds.
   • A kite drops 3 m each second for 6 seconds.
   • A kite drops 3 m once, then 6 seconds pass.
10. 10.

    Kira writes the product (-2) × (-5). Which story matches it?

    • A whale sinks 2 m a minute; 5 minutes ago it was 10 m higher.
    • A whale sinks 2 m once, then 5 minutes pass.
    • A whale sinks 2 m a minute for 5 minutes and is 10 m lower, at the end of the dive
    • A whale at -2 m sinks 5 more meters.