What is the sum of 16 point 8 7 plus negative 98 point 3 5 ?

Adding a negative number is the same as subtracting: 16.87 + (−98.35) = 16.87 − 98.35. Since 98.35 is larger, the result is negative, and 98.35 − 16.87 = 81.48. The sum is −81.48, which is choice B.

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