Q: WHAT YEAR DID MOSES LEAVE EGYPT?
A: IT DEPENDS WHAT CALENDAR YOU ARE USING!
On the Gregorian calendar (the one you might have on your wall) the year was 1568 BC.
On the Hebrew calendar, sometimes called the biblical calendar, the year was 2479 AM.
Acts 7:22 And Moses was learned in all the wisdom of the Egyptians, and was mighty in words and deeds.
Acts 7:23 Now when he was forty years old, it came into his heart to visit his brethren, the children of Israel.
Acts 7:24 New King James Version (NKJV)
24 And seeing one of them suffer wrong, he defended and avenged him who was oppressed, and struck down the Egyptian.