Elementary Mathematics • Topic Practice Hub
Number Operations (ADRE Questions & PYQ Solutions)
Practice official ADRE solved questions and previous year paper sets for Number Operations. Includes step-by-step solutions and explanations. Explore 2 questions collected from official SLRC ADRE Grade 3 & Grade 4 papers.
Total MCQs
2
Official PYQs
2
Subject
Elementary Mathematics
Format
Bilingual MCQs
Solved MCQs & Official Answer Explanations
ADRE 2024 • 2024 Paper 1Question 1
What would be the digit exactly in the middle when 65749 is subtracted from twice of itself?
A.9
B.2
C.7 ✓ (Correct)
D.8
Explanation: Subtracting 65749 from its double ($2 \times 65749 - 65749$) gives 65749 itself. In the 5-digit number 65749, the middle (3rd) digit is 7.
ADRE 2024 • 2024 Paper 2Question 2
What three digits would be in the middle of the result when the smallest possible number is subtracted from the largest possible number created using all the digits of 49723?
A.739
B.389
C.954
D.395 ✓ (Correct)
Explanation: Largest number = 97432. Smallest number = 23479. Difference = $97432 - 23479 = 73953$. The three middle digits are 395[cite: 3].
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