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# How do you write and simplify 2.5 times 10^4+ 3.75times 10^5 in scientific notation?

Aug 13, 2017

$4.00 \times {10}^{5}$

#### Explanation:

$3.75 \times {10}^{5}$ = 375000

$2.5 \times {10}^{4}$ = 25000 adding this gives

$400000 = 4.00 \times {10}^{5}$

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