Add 1.77 × 10^2 and 2.23 × 10^3 and express the result in scientific notation.
Add 1.77 × 102 and 2.23 × 103 and express the result in scientific notation.
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(1.77 × 102) + (2.23 × 103)
= (0.177 × 102) + (2.23 × 103)
= (0.177 + 2.23) × 103
= 2.407 × 103
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