Q: What is 99 plus 98 plus 97?

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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

97 is a prime number. 98 and 99 are not.

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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

100 + 99 + 98 + 2 + 1 + 0.3 = 300.3

1 + 98 = 99

98

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

All but 97

Mean = 98 Median = 97 Modes = 95, 96, 97, 99 and 103 To those who would argue that there is no mode, the number 98, for example, was observed 0 times. Consequently, these five numbers appeared more often than 98.