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Katen [24]
3 years ago
10

How many significant figures are in each of these problems -2000+20.5 -106.2+54.07

Mathematics
1 answer:
sergeinik [125]3 years ago
7 0

Answer:

  • 3 significant figures

Step-by-step explanation:

<u>Problems given:</u>

  • - 2000 + 20.5 = - 1979.5 ≈ -1980.0 ⇒ 3 significant figures
  • - 106.2 + 54.07 = - 52.13 ≈ -52.1 ⇒ 3 significant figures

Zeros at the end are not counted as significant figures

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