NCERT Exemplar Solutions
Class 6 - Mathematics - Unit 1: Number System - Problems and Solutions
Question 156

Question. 156

The diameter of Jupiter is 142800000 metres. Write it with commas suitably according to International System of Numeration.

Answer:

142,800,000

Detailed Answer with Explanation:

Step 1: Write the number clearly.
142800000

Step 2: In the International System, we put commas after every three digits from the right (thousands, millions, billions …).

Step 3: Start from the right and make groups of three digits.
142 | 800 | 000

Step 4: Put commas between the groups.
142,800,000

Step 5: Read to check: one hundred forty-two million, eight hundred thousand. Correct.

NCERT Exemplar Solutions Class 6 – Mathematics – Unit 1: Number System – Problems and Solutions | Detailed Answers