diff --git a/README.md b/README.md
index 4901c9084..9de7aca7a 100644
--- a/README.md
+++ b/README.md
@@ -74,9 +74,6 @@ Currently, the `@compat` macro supports the following syntaxes:
 
 * `Compat.range` supporting positional and keyword arguments flavors ([#25896]), ([#28708]).
 
-* `Compat.trunc`, `Compat.floor`, `Compat.ceil`, `Compat.round`, take a keyword argument
-  for `base` and `digits`, `Compat.round` also takes `sigdigits` ([#26156], [#26670]).
-
 * `Compat.mv` and `Compat.cp` with `force` keyword argument ([#26069]).
 
 * `Compat.accumulate`, `Compat.accumulate!`, `Compat.all`, `Compat.any`,
diff --git a/src/Compat.jl b/src/Compat.jl
index 1bdf5ffba..6a60d1e79 100644
--- a/src/Compat.jl
+++ b/src/Compat.jl
@@ -76,58 +76,6 @@ end
     end
 end
 
-# https://github.com/JuliaLang/julia/pull/26670
-@static if VERSION < v"0.7.0-DEV.4062"
-    trunc(x; digits = 0, base = 10) = Base.trunc(x, digits, base)
-    floor(x; digits = 0, base = 10) = Base.floor(x, digits, base)
-    ceil(x; digits = 0, base = 10) = Base.ceil(x, digits, base)
-    function round(x; digits = nothing, sigdigits = nothing, base = 10)
-        if digits === nothing
-            if sigdigits === nothing
-                Base.round(x, 0, base)
-            else
-                Base.signif(x, sigdigits, base)
-            end
-        else
-            sigdigits === nothing || throw(AgrumentError("`round` cannot use both `digits` and `sigdigits` arguments"))
-            Base.round(x, digits, base)
-        end
-    end
-elseif VERSION < v"0.7.0-DEV.4804"
-    trunc(x; digits = 0, base = 10) = Base.trunc(x, digits, base = base)
-    floor(x; digits = 0, base = 10) = Base.floor(x, digits, base = base)
-    ceil(x; digits = 0, base = 10) = Base.ceil(x, digits, base = base)
-    function round(x; digits = nothing, sigdigits = nothing, base = 10)
-        if digits === nothing
-            if sigdigits === nothing
-                Base.round(x, 0, base = base)
-            else
-                Base.signif(x, sigdigits, base = base)
-            end
-        else
-            sigdigits === nothing || throw(AgrumentError("`round` cannot use both `digits` and `sigdigits` arguments"))
-            Base.round(x, digits, base = base)
-        end
-    end
-elseif VERSION < v"0.7.0-beta2.86"
-    # https://github.com/JuliaLang/julia/pull/28199
-    trunc(x; digits = 0, base = 10) = Base.trunc(x, digits = digits, base = base)
-    floor(x; digits = 0, base = 10) = Base.floor(x, digits = digits, base = base)
-    ceil(x; digits = 0, base = 10) = Base.ceil(x, digits = digits, base = base)
-    function round(x; digits = nothing, sigdigits = nothing, base = 10)
-        if digits === nothing && sigdigits === nothing
-            Base.round(x, digits = 0, base = base)
-        else
-            Base.round(x, digits = digits, sigdigits = sigdigits, base = base)
-        end
-    end
-else
-    trunc(x; digits = 0, base = 10) = Base.trunc(x, digits = digits, base = base)
-    floor(x; digits = 0, base = 10) = Base.floor(x, digits = digits, base = base)
-    ceil(x; digits = 0, base = 10) = Base.ceil(x, digits = digits, base = base)
-    round(x; digits = nothing, sigdigits = nothing, base = 10) = Base.round(x, digits = digits, sigdigits = sigdigits, base = base)
-end
-
 # https://github.com/JuliaLang/julia/pull/25872
 if VERSION < v"0.7.0-DEV.3734"
     if isdefined(Base, :open_flags)
diff --git a/src/deprecated.jl b/src/deprecated.jl
index e76dc980f..4b1488b03 100644
--- a/src/deprecated.jl
+++ b/src/deprecated.jl
@@ -62,6 +62,12 @@ Base.@deprecate floor(x, digits; base = 10) Compat.floor(x, digits = digits, bas
 Base.@deprecate ceil(x, digits; base = 10) Compat.ceil(x, digits = digits, base = base) false
 Base.@deprecate round(x, digits; base = 10) Compat.round(x, digits = digits, base = base) false
 Base.@deprecate signif(x, digits; base = 10) Compat.round(x, sigdigits = digits, base = base) false
+# standard methods from Base; can be removed (so that Compat just inherits the functions
+# from Base) once above deprecations are removed
+trunc(x; digits = 0, base = 10) = Base.trunc(x, digits = digits, base = base)
+floor(x; digits = 0, base = 10) = Base.floor(x, digits = digits, base = base)
+ceil(x; digits = 0, base = 10) = Base.ceil(x, digits = digits, base = base)
+round(x; digits = nothing, sigdigits = nothing, base = 10) = Base.round(x, digits = digits, sigdigits = sigdigits, base = base)
 
 if VERSION >= v"1.1.0-DEV.506"
     # deprecation of range(start, stop) for earlier versions is done in Compat.jl
diff --git a/test/old.jl b/test/old.jl
index c1da600ec..ccf68b21a 100644
--- a/test/old.jl
+++ b/test/old.jl
@@ -794,3 +794,23 @@ module TestNames
 end
 @test :foo in Compat.names(TestNames)
 @test :bar in Compat.names(TestNames, all=true)
+
+# 0.7.0-DEV.4804
+@test Compat.trunc(pi) == 3.0
+@test Compat.floor(pi) == 3.0
+@test Compat.ceil(pi) == 4.0
+@test Compat.round(pi) == 3.0
+@test Compat.trunc(pi, digits = 3) == 3.141
+@test Compat.floor(pi, digits = 3) == 3.141
+@test Compat.ceil(pi, digits = 3) == 3.142
+@test Compat.round(pi, digits = 3) == 3.142
+@test Compat.round(pi, sigdigits = 5) == 3.1416
+@test Compat.trunc(pi, base = 2) == 3.0
+@test Compat.floor(pi, base = 2) == 3.0
+@test Compat.ceil(pi, base = 2) == 4.0
+@test Compat.round(pi, base = 2) == 3.0
+@test Compat.trunc(pi, digits = 3, base = 2) == 3.125
+@test Compat.floor(pi, digits = 3, base = 2) == 3.125
+@test Compat.ceil(pi, digits = 3, base = 2) == 3.25
+@test Compat.round(pi, digits = 3, base = 2) == 3.125
+@test Compat.round(pi, sigdigits = 5, base = 2) == 3.125
diff --git a/test/runtests.jl b/test/runtests.jl
index 8b8d89d36..08f5e5cf1 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -82,26 +82,6 @@ end
 
 @test codeunit("foo") == codeunit(SubString("fooαβγ",1,3)) == UInt8
 
-# 0.7.0-DEV.4804
-@test Compat.trunc(pi) == 3.0
-@test Compat.floor(pi) == 3.0
-@test Compat.ceil(pi) == 4.0
-@test Compat.round(pi) == 3.0
-@test Compat.trunc(pi, digits = 3) == 3.141
-@test Compat.floor(pi, digits = 3) == 3.141
-@test Compat.ceil(pi, digits = 3) == 3.142
-@test Compat.round(pi, digits = 3) == 3.142
-@test Compat.round(pi, sigdigits = 5) == 3.1416
-@test Compat.trunc(pi, base = 2) == 3.0
-@test Compat.floor(pi, base = 2) == 3.0
-@test Compat.ceil(pi, base = 2) == 4.0
-@test Compat.round(pi, base = 2) == 3.0
-@test Compat.trunc(pi, digits = 3, base = 2) == 3.125
-@test Compat.floor(pi, digits = 3, base = 2) == 3.125
-@test Compat.ceil(pi, digits = 3, base = 2) == 3.25
-@test Compat.round(pi, digits = 3, base = 2) == 3.125
-@test Compat.round(pi, sigdigits = 5, base = 2) == 3.125
-
 # 0.7.0-DEV.3734
 let buf = Compat.IOBuffer(read=true, write=false, maxsize=25)
     @test buf.readable