diff --git a/279-3.py b/279-3.py
index 4ddefb9..ac5cf5d 100644
--- a/279-3.py
+++ b/279-3.py
@@ -23,4 +23,4 @@ if __name__=="__main__":
     result = ClassicRK(x0, y0, h, xk, fxy)
     print("x\ty\t\treal_y\t\t\t误差")
     for x, y in result:
-        print(f"{x:.2f}\t{y:.10f}\t\t{real_fx(x):.10f}\t\t\t{abs(y - real_fx(x)):.5f}")
\ No newline at end of file
+        print(f"{x:.2f}\t{y:.10f}\t\t{real_fx(x):.10f}\t\t\t{abs(y - real_fx(x))}")
\ No newline at end of file