Subtract positive and negative whole numbers
Grade 7 Math Worksheet

Circle the best answer, or write your answer on the line.
Kira balances a math puzzle on the scales. What is (-14) - 9?
Luz rings a bell for a bonus question. What is 17 - (-8)?
Use the picture in question 1.
Milo draws a challenge card from the jar. What is (-12) - (-20)?
Use the picture in question 1.
Noah writes the next problem on the board. What is 21 - 34?
Use the picture in question 1.
A number line from -20 to 20 with 0 marked and a tick every 10. A number line from -20 to 20 with 0 marked and a tick every 10. −20 −10 0 10 20 0 Pia rewrites a subtraction from the math book as an addition: (-9) - (-16) = (-9) + ?. What number goes in place of the ?
Tala rewrites a puzzle as an addition: (-15) - 8 = (-15) + ?. What number goes in place of the ?
Use the picture in question 5.
A penguin dives to -18 m, while its friend stands on an ice shelf 7 m above the water. Milo asks how far apart the two are. What is the distance in meters?
A number line with 0 marked and a tick every 10, with dots at -18 and 7. A number line with 0 marked and a tick every 10, with dots at -18 and 7. 0 Noah's tent is at -12 m and a desert trail starts at -30 m (below sea level is negative). How far is the tent from the trail start?
A number line with 0 marked and a tick every 10, with dots at -30 and -12. A number line with 0 marked and a tick every 10, with dots at -30 and -12. 0 Zee learns that distance is the absolute value of a difference. What is |(-20) - 12|, the distance between -20 and 12?
Bo rings a bell for the next distance question. What is |5 - 23|, the distance between 5 and 23?