Dating rule divide by 2 add 7
The rule is widely cited, but its origins are hard to pin down.
In its earlier incarnations, it seemed to be a prescription for an ideal age difference rather than the limit of what’s okay.
See Formatting Numbers in Excel Using Shortcut Keys.
Normally, the results of the formula will update automatically once the data changes.
Although it is possible to type the formula (=A2/A3) into cell B2 and have the correct answer display in that cell, it's preferable to use pointing to add the cell references to formulas.
In , a 1953 film adaptation of the 1951 play by Frederick Hugh Herbert, Maggie Mc Namara—playing 22-year-old Patty O’Neill—asks her 30-year-old suitor, “Haven’t you ever heard that the girls is supposed to be half the man’s age, plus seven? In the 1950s, Nation of Islam leader Elijah Muhammad “taught that a wife’s ideal age was half the man’s age plus seven”; this age gap should make up for women’s maturing more quickly than men, as well as ensure that the husband was sufficiently authoritative over his wife.
When Malcolm X met his future wife Betty Sanders, he interpreted the fact that their ages fit the rule of seven as a sign that they were destined for each other.
Half your age plus seven rule states "never date anyone under half your age plus 7" also meaning that "no one under 14 years of age should date".