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Adding and Subtracting Rational Numbers

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  • Express 42% as decimal
    0.42
  • Express 0.92 as fraction
    23/25
  • -3.8 - (-2.1)
    -1.7
  • 277/20
  • 89/40
  • 1 + 2 + 2^2 + 2^3 + ... + 2^2025
    2^2026 - 1
  • Bryan bought 27.1 pounds of potatoes and 0.4 pounds of carrots. How many pounds of vegetables did he buy in all ?
    27.5
  • Express 0.3333333... as fraction
    1/3
  • Evaluate
    5/2
  • Evaluate
    1 - 1/2^2022
  • 275%
  • 61/10
  • -0.9 + -1.34
    -2.24
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