The more precise answer is: 55 years, 7 months and 12 days. This was calculated from the last day of 1970 (December 31) until today. For example, someone born in 1970 would be 55 or 56 years old. If they were born on or before August 13, they would be 56 years old and if were born after, 55 years old.
1970 was 55 years ago because we are now in 2026.
1970 was 667 months ago because it’s August 2026. The calculation goes like this: there are 12 months in each year, so we have 55 x 12 = 660. The seven months passed since the start of 2026 should be added as well, which means 660 + 7 = 667.
1970 was 2901 weeks ago. The trick to finding this result lies in calculating how many days have passed since 1970 and divide that number by 7 (days in a week). In this particular case, 20313 / 7 = 2901.86, from which only the quotient is needed, 2901.
1970 was 20313 days ago because today is August 13, 2026. Given that most years are at least 365 days long, we get 55 x 365 = 20075. The following step is to add the days passed since the beginning of this year, 20075 + 224 = 20299. The final step is to count the leap years. There were 14 leap years since 1970, which means we need to add 14 more days for a total of 20313.
If you want to, you can take it up one step further. You can also calculate how many hours passed since 1970. Since we already know the number of days, it would be 24 x 20313 = 487512. Right now it’s 5:04 AM, meaning we have to add 5 (hours passed since midnight) to 487512. So 1970 was 487517 hours ago.