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Decimals

Test Your Grade 9 Math Skills on Whole Numbers & Decimals

Taught by Staff Reporter
Grade 9 Mathematics Test on Number Operations 
  • Subtopic : Whole Numbers and Fractions 

 How to Answer these questions 
  • Hit the correct answer, 
  •  A 3 seconds count down will begin for next question 
  •  A summary of the performance will be displayed at the end. you can retake the quiz
QUESTION 1 OF 20
What is the value of 345 + 678?
A. 1013
B. 1023
C. 1123
D. 913
Find the result of 900 − 457.
A. 443
B. 453
C. 463
D. 473
What is 36 × 7?
A. 232
B. 242
C. 252
D. 262
Evaluate 144 ÷ 12.
A. 11
B. 12
C. 13
D. 14
Which of the following is a multiple of 9?
A. 36
B. 35
C. 34
D. 32
What is the value of 5³?
A. 15
B. 25
C. 125
D. 75
Find the greatest common factor (GCF) of 12 and 18.
A. 2
B. 3
C. 6
D. 9
What is the least common multiple (LCM) of 4 and 6?
A. 10
B. 12
C. 16
D. 24
Evaluate: 20 + 6 × 3
A. 78
B. 38
C. 26
D. 98
Which number is a prime number?
A. 21
B. 27
C. 29
D. 33
Simplify 6/12.
A. 1/3
B. 1/2
C. 2/3
D. 3/4
Find 1/4 + 2/4.
A. 2/8
B. 3/4
C. 3/8
D. 1/2
Calculate 5/6 − 1/6.
A. 4/6
B. 3/6
C. 2/6
D. 1/6
Multiply 3/5 × 2/3.
A. 6/8
B. 2/5
C. 5/6
D. 1/5
Divide 4/7 ÷ 2/7.
A. 1
B. 2
C. 1/2
D. 4
Convert 3/4 into a decimal.
A. 0.25
B. 0.5
C. 0.75
D. 0.8
Which fraction is equivalent to 2/3?
A. 3/4
B. 4/6
C. 5/8
D. 6/8
Arrange in ascending order: 1/2, 3/4, 2/5
A. 2/5, 1/2, 3/4
B. 1/2, 2/5, 3/4
C. 3/4, 1/2, 2/5
D. 2/5, 3/4, 1/2
Convert the mixed number 2 1/3 into an improper fraction.
A. 5/3
B. 6/3
C. 7/3
D. 8/3
What is 3/8 + 1/8?
A. 3/16
B. 3/8
C. 1/2
D. 4/84

QUIZ DONE!

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``` For students in Grades 7 to 9 in Papua New Guinea, mastering whole numbers and fractions is very important for both career preparation and future learning. These number operations form the foundation of all higher mathematics, including algebra, measurement, finance, and science subjects studied in upper secondary school. Many careers that are vital to Papua New Guinea’s development—such as teaching, nursing, engineering, carpentry, business, accounting, agriculture, and technical trades—require strong number skills for calculating costs, measuring materials, managing money, and solving real-life problems. Even everyday activities like budgeting, shopping, building, and farming depend on accurate understanding of numbers and fractions. When students confidently master these skills early, they build problem-solving ability, logical thinking, and academic confidence, which help them succeed in examinations, continue to higher education, and contribute meaningfully to their communities and the nation’s growth.
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