99 + 98 + 97 = 294
505
First add all the addition together and add all the subtraction together. Then there will be the total addition and the total subtraction. Subtract the total subtraction from the total addition.99+98-97+96-95+94-93+92-91+90=(99+98+96+94+92+90)-(97+95+93+91)=569-376=193
294
1 + 98 or 2 + 97 or 1*99 or 2*49.5 or 100-1 or 101-2 or 99/1 or 198/2 or ... the list is endless.
99 + 98 + 97 = 294
505
First add all the addition together and add all the subtraction together. Then there will be the total addition and the total subtraction. Subtract the total subtraction from the total addition.99+98-97+96-95+94-93+92-91+90=(99+98+96+94+92+90)-(97+95+93+91)=569-376=193
294
1 + 98 or 2 + 97 or 1*99 or 2*49.5 or 100-1 or 101-2 or 99/1 or 198/2 or ... the list is endless.
100 + 71 = 171, as does 99 + 72, 98 + 73, and so on.
100 + 99 + 98 + 2 + 1 + 0.3 = 300.3
1 + 98 = 99
2 - 1 + 94 + 4 = -97
1+3=4 4+5=9 9+.97=9.97 9.97+99=108.97
97 is a prime number. 98 and 99 are not.
The median for 85, 93, 95, 96, 98, 99, 100, 100 is 97. The number in the middle is 96, and 98. Add - 96 + 98 = 194 Divide - 194 ÷ 2 = 97