Q. Subtract. Write your answer in scientific notation.(8.3×108)−(4.6×108)Choices:(A) 3.7×108(B) 3.8×108(C) 3.8×107(D) 3.7×107
Given Expression: We have:(8.3×108)−(4.6×108)Since the powers of 10 are the same, we can subtract the coefficients directly.What is 8.3−4.6?8.3−4.6=3.7
Subtraction and Coefficients: Write the answer in scientific notation.Substitute 3.7 for the coefficient and 8 for the exponent in a×10b.Scientific notation: 3.7×108
Scientific Notation: Choose the equivalent expression for (8.3×108)−(4.6×108).(8.3×108)−(4.6×108)=3.7×108(8.3×108)−(4.6×108) is equivalent to 3.7×108.
More problems from Add and subtract numbers written in scientific notation