Multiply and divide positive and negative whole numbers

Answer Key - Grade 7 Math Worksheet - Challenge Me

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

1. 1.

   Milo stacks three multiplications on a puzzle card. What is (-2) × 3 × (-4)?

   24
2. 2.

   Pia finds a three-number puzzle in the math book. What is (-3) × (-2) × (-4)?

   -24
3. 3.

   Zee balances a two-step problem on the scales. Work left to right. What is 9 × (-4) ÷ 12?

   -3
4. 4.

   Esme fills in a balance puzzle: (-4) × ? = 28. What is the missing number?

   -7
5. 5.

   Jun fills in a puzzle card: 6 × ? = (-48). What is the missing number?

   -8
6. 6.

   Luz rings a bell for a blank: (-9) × ? = 54. What is the missing number?

   -6
7. 7.

   Milo fills in a puzzle from the math book: (-7) × ? = (-42). What is the missing number?

   6
8. 8.

   Ren draws a division that does not come out even. What is (-15) ÷ (-6)?

   2.5
9. 9.

   Ari is sorting divisions. Which one can't be worked out?

   • 0 ÷ (-8)
   • 8 ÷ (-1)
   • (-8) ÷ (-8)
   • (-8) ÷ 0
10. 10.

    Bo is sorting divisions. Which one can't be worked out?

    • 15 ÷ 0
    • 0 ÷ 15
    • 15 ÷ (-15)
    • (-15) ÷ 15