Answer:
29
Step-by-step explanation:
(1.2 x 10-4) + (2.4 x 10-3)
Simplify
1.2 x 10- 4 = 8
2.4 x 10- 3 = 21
Add both sums to get 29!
SCIENTIFIC NOTATION
2.9 x 10 to the 1st power
Move the decimal over to make a number less than ten, so that makes 2.9 and 10 to the 1st because you moved the decimal once! Hope this is better
Answer:
15. -42 16.13
Step-by-step explanation:
For positive numbers Absolute change (actual difference) = Percentage increase and For positive numbers Absolute change (actual difference) =
- 1 × Percentage decrease