Vidaara.orgClass 8 · Mathematics
CodeVID-M8-03-CT
Integers & Absolute Value — Full Chapter Test
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- This is a full-length test covering the whole chapter — every topic is included.
- All questions are compulsory.
- Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
- Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions
5 × 1 = 5 marks
1.
$(-3)+(-5)=$
- A.$-8$
- B.$8$
- C.$2$
- D.$-2$
2.
Integers are NOT closed under:
- A.addition
- B.subtraction
- C.multiplication
- D.division
3.
$|-5|=$
- A.$-5$
- B.$5$
- C.$0$
- D.$10$
4.
$(+7)+(-2)=$
- A.$5$
- B.$-5$
- C.$9$
- D.$-9$
5.
$3\times4=4\times3$ shows the ___ property.
- A.associative
- B.commutative
- C.distributive
- D.closure
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Evaluate $(-8)+3$.
7.
Is $5-3=3-5$?
8.
Find $|-12|$.
9.
Evaluate $(-6)-(-10)$.
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
Evaluate $(-5)+8-3$.
11.
Verify the associativity of addition for $-2,\ 3,\ -5$.
12.
Evaluate $|-8|\times|2|$.
13.
Evaluate $(-3)\times(-4)\times(-2)$.
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
Evaluate $(-4)\times[\,6+(-9)\,]$ using the distributive property.
15.
Verify the distributive property $(-3)\times(4+(-6))=(-3)\times4+(-3)\times(-6)$.
Answer Key
Section A — Multiple Choice Questions
- (A) $-8$
- (D) division
- (B) $5$
- (A) $5$
- (B) commutative
Section B — Short Answer (2 marks)
- $-5$.
- No.
- $12$.
- $4$.
Section C — Short Answer (3 marks)
- $0$.
- Both groupings give $-4$.
- $16$.
- $-24$.
Section D — Long Answer (5 marks)
- $12$.
- Both sides $=6$.
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