Question 16 of 42intermediate🔧 ApplyNumerical3 marks

How many children can be seated in the toy train? We have to find 15×1415 \times 14.

Correct Answer

Given: Find 15×1415 \times 14

Step 1: Split 14 as 10+410 + 4

Step 2: Calculate 15×10=15015 \times 10 = 150

Step 3: Calculate 15×4=6015 \times 4 = 60

Step 4: Add: 150+60=210150 + 60 = 210

Alternative Method (Grid):

15×14=100+40+50+20=21015 \times 14 = 100 + 40 + 50 + 20 = 210

Answer: 210 children can be seated in the toy train.

Exercise: A Day at the Transport Museum | Q: 20 | (Page Page 7-8)
For More Understanding

Explanation

The chapter shows: 15×14=15×10+15×4=150+60=21015 \times 14 = 15 \times 10 + 15 \times 4 = 150 + 60 = 210. Alternatively, using the grid method shown in the chapter: 15×14=100+40+50+20=21015 \times 14 = 100 + 40 + 50 + 20 = 210.

Solution Steps

  1. Step 1: Split 14 as 10+410 + 4

  2. Step 2: Calculate 15×10=15015 \times 10 = 150

  3. Step 3: Calculate 15×4=6015 \times 4 = 60

  4. Step 4: Add: 150+60=210150 + 60 = 210

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