Yes, a year’s calendar repeats when the days of the week and leap year patterns align. Generally, this happens every 6, 11, or 28 years. For exact alignment, the year must share the same leap year status. Class 6 Mathematics Chapter ...
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The Kaprekar constant is 6174. For any 4-digit number, repeatedly arranging digits in ascending and descending order, subtracting smaller from larger, and iterating the process will always reach 6174 in a maximum of 7 steps. Class 6 Mathematics Ganita Prakash Number ...
Reversing and adding numbers usually results in a palindrome, but not always. For example, starting with 89 requires 24 steps to form a palindrome. Some numbers, like 196, remain unresolved, even after numerous iterations. Class 6 Mathematics Ganita Prakash Number Play Class ...
Swap the digits 2 and 8 in the number 62,871 to form 68,271. This adjustment creates four supercells (39,344; 68,271; 50,319; and 45,306), as each becomes greater than its neighbors. Class 6 Mathematics Chapter 3 Number Play question answer Class 6 NCERT ...
Estimate the number of books in your school library. Think about rows and shelves, average books per shelf, and scale up. Discuss strategies for accuracy and share findings with your classmates. Class 6 Mathematics Ganita Prakash Number Play Class 6 Mathematics Chapter ...