diff --git a/src/nouislider.js b/src/nouislider.js
index aab34a44..857e31a9 100644
--- a/src/nouislider.js
+++ b/src/nouislider.js
@@ -56,6 +56,10 @@ function init(Survey) {
           name: "tooltips:boolean",
           default: true,
         },
+        {
+          name: "decimals:number",
+          default: 2,
+        },
       ]);
     },
     afterRender: function (question, el) {
@@ -95,6 +99,14 @@ function init(Survey) {
             },
           },
         },
+        format: {
+          to: function (value) {
+            return Number(value).toFixed(question.decimals);
+          },
+          from: function (value) {
+            return Number(value).toFixed(question.decimals);
+          }
+        },
         range: {
           min: question.rangeMin,
           max: question.rangeMax,
@@ -121,6 +133,7 @@ function init(Survey) {
           el.removeAttribute("disabled");
         }
       };
+      question.value = slider.get();
     },
     willUnmount: function (question, el) {
       if (!!question.noUiSlider) {