GeneralClass 8CBSE
Q
What is the 2 third of 12?
A
Two-thirds of 12 equals 8.
Detailed Explanation:
Calculation Method: "Two-thirds of 12" means 2/3 × 12
Step-by-Step Solution:
-
Method 1 - Multiply then divide:
- 2/3 × 12 = (2 × 12) ÷ 3
- = 24 ÷ 3
- = 8
-
Method 2 - Divide then multiply:
- Find one-third first: 12 ÷ 3 = 4
- Multiply by 2: 4 × 2 = 8
-
Method 3 - Convert to decimal:
- 2/3 ≈ 0.6667
- 0.6667 × 12 ≈ 8
Visual Understanding: Imagine 12 apples divided into 3 equal groups:
- Each group has 4 apples (one-third = 4)
- Two groups (two-thirds) = 4 + 4 = 8 apples
Real-World Applications:
- "2/3 of 12 students" = 8 students
- "2/3 of $12" = $8
- "2/3 of 12 hours" = 8 hours
Important Notes:
- 2/3 of 12 = 8
- Calculate by: (2 × 12) ÷ 3
- Or: Find 1/3 first (12 ÷ 3 = 4), then double it