Question
Easy
A Class-III student perform multiplication of 16×25 as follows : 16 x 25 = 8×2×5×5 =8×5×2×5 = 40 x 10 = 400 Which property of multiplication has the student used in this question ?
1
Distributive law
2
Associative law
3
Repeated addition
4
Inverse multiplication law
Question Details
Time to Solve: 12
Exam: CTET
Level/Paper: CTET_P1
Chapter: Pedagogy of Mathematics
Topic: Approaches & Evaluation in Mathematics Teaching
Correct Answer
Option B
Explanation
The correct answer is Option 2: Associative law. 1. Explanation for Option 2 (Associative law): The associative law of multiplication states that the way in which numbers are grouped in a multiplication problem does not change the product. In mathematical terms, it means that for any three numbers \(a\), \(b\), and \(c\), the equation \( (a \times b) \times c = a \times (b \times c) \) holds true. In…Read More
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