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2 votes
19. In scientific notation, 670,000,000 + 700,000,000 = ?

A. 1.37 × 10-9
B. 1.37 x 107
C. 1.37 x 108
D. 1.37 10°
E. 137 x 1015

1 Answer

3 votes
1.37x10^9 is the correct answer
User Yuan JI
by
6.0k points
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