diff --git a/CHANGELOG.md b/CHANGELOG.md
index 19e95aed9f7..d23d1cf5cfc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## 0.17.3
 
 * `Common`:
+    * Add `fixed` extensions for `Float` and `Double`
     * New function `emptyDiff`
     * Now you may pass custom `comparisonFun` to all `diff` functions
 
diff --git a/common/src/commonMain/kotlin/dev/inmo/micro_utils/common/ToFixed.kt b/common/src/commonMain/kotlin/dev/inmo/micro_utils/common/ToFixed.kt
new file mode 100644
index 00000000000..61797b470e2
--- /dev/null
+++ b/common/src/commonMain/kotlin/dev/inmo/micro_utils/common/ToFixed.kt
@@ -0,0 +1,6 @@
+package dev.inmo.micro_utils.common
+
+val FixedSignsRange = 0 .. 100
+
+expect fun Float.fixed(signs: Int): Float
+expect fun Double.fixed(signs: Int): Double
diff --git a/common/src/jsMain/kotlin/dev/inmo/micro_utils/common/toFixed.kt b/common/src/jsMain/kotlin/dev/inmo/micro_utils/common/toFixed.kt
new file mode 100644
index 00000000000..44a6d18fd34
--- /dev/null
+++ b/common/src/jsMain/kotlin/dev/inmo/micro_utils/common/toFixed.kt
@@ -0,0 +1,4 @@
+package dev.inmo.micro_utils.common
+
+actual fun Float.fixed(signs: Int): Float = this.asDynamic().toFixed(signs.coerceIn(FixedSignsRange)).unsafeCast<String>().toFloat()
+actual fun Double.fixed(signs: Int): Double = this.asDynamic().toFixed(signs.coerceIn(FixedSignsRange)).unsafeCast<String>().toDouble()
diff --git a/common/src/jvmMain/kotlin/dev/inmo/micro_utils/common/ToFixedActual.kt b/common/src/jvmMain/kotlin/dev/inmo/micro_utils/common/ToFixedActual.kt
new file mode 100644
index 00000000000..9ef32711fce
--- /dev/null
+++ b/common/src/jvmMain/kotlin/dev/inmo/micro_utils/common/ToFixedActual.kt
@@ -0,0 +1,12 @@
+package dev.inmo.micro_utils.common
+
+import java.math.BigDecimal
+import java.math.RoundingMode
+
+actual fun Float.fixed(signs: Int): Float = BigDecimal.valueOf(this.toDouble())
+    .setScale(signs.coerceIn(FixedSignsRange), RoundingMode.HALF_UP)
+    .toFloat();
+
+actual fun Double.fixed(signs: Int): Double = BigDecimal.valueOf(this)
+    .setScale(signs.coerceIn(FixedSignsRange), RoundingMode.HALF_UP)
+    .toDouble();