Add 7.3 × 10⁷ + 1.8 × 10⁷. From the answers selection below, which is the correct sum?
8.1 × 10⁷
9.1 × 10⁷
9.1 × 10¹⁴
9.1 + 10⁷
1 answer
The correct sum is 9.1 × 10⁷.
8.1 × 10⁷
9.1 × 10⁷
9.1 × 10¹⁴
9.1 + 10⁷
1 answer
1 answer
3 answers
1 answer
1 answer