Let's solve the
"Subtracting Integers" worksheet step by step.
🔹 Rule to Remember:
> When subtracting integers,
change the sign of the number being subtracted, then follow the rules for addition.
So:
a - b = a + (-b)
We'll apply this rule to each problem.
---
🔹 Problem 1:
93 - 4 = ?
= 93 + (-4) =
89
✔ Answer: 89
---
🔹 Problem 2:
44 - (-28) = ?
Change the sign of -28 → becomes +28
= 44 + 28 =
72
✔ Answer: 72
---
🔹 Problem 3:
-20 - 24 = ?
= -20 + (-24) =
-44
✔ Answer: -44
---
🔹 Problem 4:
87 - 36 = ?
= 87 + (-36) =
51
✔ Answer: 51
---
🔹 Problem 5:
18 - 41 = ?
= 18 + (-41) =
-23
✔ Answer: -23
---
🔹 Problem 6:
34 - (-5) = ?
Change -5 to +5
= 34 + 5 =
39
✔ Answer: 39
---
🔹 Problem 7:
-45 - 31 = ?
= -45 + (-31) =
-76
✔ Answer: -76
---
🔹 Problem 8:
51 - 51 = ?
= 51 + (-51) =
0
✔ Answer: 0
---
🔹 Problem 9:
96 - 83 = ?
= 96 + (-83) =
13
✔ Answer: 13
---
🔹 Problem 10:
-54 - 18 = ?
= -54 + (-18) =
-72
✔ Answer: -72
---
🔹 Problem 11:
-78 - (-37) = ?
Change -37 to +37
= -78 + 37 =
-41
✔ Answer: -41
---
🔹 Problem 12:
56 - (-34) = ?
Change -34 to +34
= 56 + 34 =
90
✔ Answer: 90
---
✔ Final Answers:
| Problem | Answer |
|--------|--------|
| 1. 93 - 4 |
89 |
| 2. 44 - (-28) |
72 |
| 3. -20 - 24 |
-44 |
| 4. 87 - 36 |
51 |
| 5. 18 - 41 |
-23 |
| 6. 34 - (-5) |
39 |
| 7. -45 - 31 |
-76 |
| 8. 51 - 51 |
0 |
| 9. 96 - 83 |
13 |
| 10. -54 - 18 |
-72 |
| 11. -78 - (-37) |
-41 |
| 12. 56 - (-34) |
90 |
---
🎯 Summary Tip:
- Subtracting a
positive number is like adding a negative.
- Subtracting a
negative number is like adding a positive.
That’s the key to mastering integer subtraction! 😊
Let me know if you'd like this as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of subtracting integers worksheet with answer key.
