Practice the questions of McGraw Hill Math Grade 8 Answer Key PDF Lesson 12.2 Adding and Subtracting Negative Numbers to secure good marks & knowledge in the exams.
McGraw-Hill Math Grade 8 Answer Key Lesson 12.2 Adding and Subtracting Negative Numbers
Exercises
ADD OR SUBTRACT
Question 1.
171 + (-32) = ______________
Answer:
139,
Explanation:
Given to add 171 + (-32), So we get
171 – 32 = 139.
Question 2.
(-145) + 61 = _____________
Answer:
-84,
Explanation:
Given to add (-145) + 61, So we get
(-145) + 61 = -84
Question 3.
111 + (-112) = _____________
Answer:
-1,
Explanation:
Given to add 111+ (-112), So we get
111 + (-112) = -1.
Question 4.
715 + (-316) = ______________
Answer:
399,
Explanation:
Given to add 715 + (-316), So we get
715 + (-316) = 399.
Question 5.
1101 + (-561) – 114 = _____________
Answer:
426,
Explanation:
Given to add 1101 + (-561) -114, So we get
1101 + (-561) -114 = 426.
Question 6.
295 + (-365) + (-111) = ______________
Answer:
-181,
Explanation:
Given to add 295 + (-365) + (-111) , So we get
295 + (-365) + (-111) = -181.
Question 7.
(-210) + (-210) – 427 = _______________
Answer:
-847,
Explanation:
Given to add (-210) + (-210) – 427 , So we get
(-210) + (-210) – 427 = -847.
Question 8.
71 + (-53) + 10 = ______________
Answer:
28,
Explanation:
Given to add 71 + (-53) + 10 , So we get
71 + (-53) + 10 = 28.
Question 9.
301 + (-222) = _______________
Answer:
79,
Explanation:
Given to add 301 + (-222), So we get
301 + (-222) = 79.
Question 10.
118 – 181 – (-128) = _______________
Answer:
65,
Explanation:
Given to add 118 – 181 – (-128), So we get
118 – 181 – (-128) = 65.
Question 11.
(-125) + 214 = ______________
Answer:
89,
Explanation:
Given to add (-125) + 214 , So we get
(-125) + 214 = 89.
Question 12.
85 – 19 + 24 + (-110) = ______________
Answer:
-20,
Explanation:
Given to add 85 – 19 + 24 + (-110) , So we get
85 – 19 + 24 + (-110) = -20.
Question 13.
27 + (-79) – 30 = ________________
Answer:
-82,
Explanation:
Given to add 27 + (-79) – 30 , So we get
27 + (-79) – 30 = -82.
Question 14.
(-213) + 163 + (-119) = ______________
Answer:
-169,
Explanation:
Given to add(-213) + 163 + (-119), So we get
(-213) + 163 + (-119) =-169.
Question 15.
42 + 22 + (-67) – (-31) = ______________
Answer:
34,
Explanation:
Given to add 42 + 22 + (-67) – (-31) , So we get
42 + 22 + (-67) – (-31) = 34.
Question 16.
12 – (-29) – 29 = _______________
Answer:
12,
Explanation:
Given to add 12 – (-29) – 29 , So we get
12 – (-29) – 29 = 12.