Question

what is the easy method to calculate days​

Answer 1

Answer:

Step-by-step explanation:

1. Take the last two digits of the year.

2. Divide by 4, discarding any fraction.

3. Add the day of the month.

4. Add the month's key value: JFM AMJ JAS OND 144 025 036 146.

5. Subtract 1 for January or February of a leap year.

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Answer 2

Answer:

Here is a standard method suitable for mental computation:

• Take the last two digits of the year.
• Divide by 4, discarding any fraction.
• Add the day of the month.
• Add the month's key value: JFM AMJ JAS OND 144 025 036 146.
• Subtract 1 for January or February of a leap year.