13
5 5+4 = 9 52+42 = 41
The numbers are 4 and 5: 4 + 5 = 9
-2 + -3 + -4 = -9
2/9 + 1/3 = 2/9 + 3/9 - Note the equivalence of the fraction 1/3 & 3/9 Add the numerators 5/9 The Answer . 5/9 = 0.555.... ( recurring to infinity as a decimal).
The sum of 19 and 9 is 28.
The sum of 1 + 8 is 9.
The sum of 14 and 9 is 23.
The sum of fluorine is 9, as it has an atomic number of 9.
the sum is the answer to an addition problem e.g.4+5=9 9 is the sum
9+a.
The sum of 8, 11 and 9 is 28.
-23 is the sum of -32 and 9
135 is the sum
the sum of 1 plus 9 is 10 because 1+9
(-9)+9=0
sum involves addition so the sum of 2 and 9 equals 2+9=11