9
You multiply two halves, the equivalent of four, by four to get a product of 8 halves. Then add the "extra" half from the original "four and one half" to get nine halves.
There are four quarters in two halves. Since one half consists of two quarters, multiplying that by two gives you four quarters. Therefore, 2 halves equal 4 quarters.
A half pound can be divided into two halves.
11
There are seven halves in three and a half. This is because three whole units contain six halves, and adding the half gives a total of seven halves.
There are five halves in 2 and a half. This is because 2 whole units contain 4 halves, and the additional half contributes one more half, totaling 5 halves.
half of six is three -so there are six halves in three.
One and a half can be expressed as 1.5, which is equivalent to three halves. This is because one whole is two halves, and adding another half gives you a total of three halves. Therefore, three halves equal one and a half.
Eight halves in a year equate to four whole years, since there are two halves in a whole. To convert years into decades, divide by 10. Therefore, four years is 0.4 decades.
8
3
five