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  1. or download this
    printf "%.3f => %.2f\n", 1.023, 1.023;
printf "%.3f => %.2f\n", 1.026, 1.026;

#prints
1.023 => 1.02
1.026 => 1.03
  2. or download this
    printf "%.5f => %.2f\n", 1.025, 1.025;

# prints instead of the correct 1.03
1.025 => 1.02
  3. or download this
    printf "%.5f => %.2f\n", 1.025+1e-10, 1.025+1e-10;