diff --git a/src/field/index.js b/src/field/index.js
index 8e74a921c..eff30d6ba 100644
--- a/src/field/index.js
+++ b/src/field/index.js
@@ -301,8 +301,8 @@ export default createComponent({
       }
 
       if (this.type === 'number' || this.type === 'digit') {
-        const allowDot = this.type === 'number';
-        value = formatNumber(value, allowDot);
+        const isNumber = this.type === 'number';
+        value = formatNumber(value, isNumber, isNumber);
       }
 
       if (this.formatter && trigger === this.formatTrigger) {
diff --git a/src/utils/format/number.ts b/src/utils/format/number.ts
index e1c71567b..79317a359 100644
--- a/src/utils/format/number.ts
+++ b/src/utils/format/number.ts
@@ -4,26 +4,34 @@ export function range(num: number, min: number, max: number): number {
 
 function trimExtraChar(value: string, char: string, regExp: RegExp) {
   const index = value.indexOf(char);
-  
+
   if (index === -1) {
-  	return value;
+    return value;
   }
 
   if (char === '-' && index !== 0) {
-  	return value.slice(0, index);
+    return value.slice(0, index);
   }
 
   return value.slice(0, index + 1) + value.slice(index).replace(regExp, '');
 }
 
-export function formatNumber(value: string, allowDot?: boolean) {
+export function formatNumber(
+  value: string,
+  allowDot = true,
+  allowMinus = true
+) {
   if (allowDot) {
     value = trimExtraChar(value, '.', /\./g);
   } else {
     value = value.split('.')[0];
   }
 
-  value = trimExtraChar(value, '-', /-/g);
+  if (allowMinus) {
+    value = trimExtraChar(value, '-', /-/g);
+  } else {
+    value = value.replace(/-/, '');
+  }
 
   const regExp = allowDot ? /[^-0-9.]/g : /[^-0-9]/g;
 
diff --git a/src/utils/test/index.spec.js b/src/utils/test/index.spec.js
index a9d6bea10..2dd16e4d4 100644
--- a/src/utils/test/index.spec.js
+++ b/src/utils/test/index.spec.js
@@ -99,19 +99,20 @@ test('isNumeric', () => {
 });
 
 test('formatNumber', () => {
-  expect(formatNumber('abc')).toEqual('');
-  expect(formatNumber('1.2')).toEqual('1');
-  expect(formatNumber('abc1.2')).toEqual('1');
-  expect(formatNumber('123.4.')).toEqual('123');
-
   // with dot
-  expect(formatNumber('abc', true)).toEqual('');
-  expect(formatNumber('1.2', true)).toEqual('1.2');
-  expect(formatNumber('abc1.2', true)).toEqual('1.2');
-  expect(formatNumber('123.4.', true)).toEqual('123.4');
+  expect(formatNumber('abc')).toEqual('');
+  expect(formatNumber('1.2')).toEqual('1.2');
+  expect(formatNumber('abc1.2')).toEqual('1.2');
+  expect(formatNumber('123.4.')).toEqual('123.4');
+
+  // without dot
+  expect(formatNumber('1.2', false)).toEqual('1');
+  expect(formatNumber('abc1.2', false)).toEqual('1');
+  expect(formatNumber('123.4.', false)).toEqual('123');
 
   // minus
-  expect(formatNumber('-1.2')).toEqual('-1');
+  expect(formatNumber('-1.2', false)).toEqual('-1');
+  expect(formatNumber('-1.2', false, false)).toEqual('1');
   expect(formatNumber('-1.2', true)).toEqual('-1.2');
   expect(formatNumber('-1.2-', true)).toEqual('-1.2');
   expect(formatNumber('123-')).toEqual('123');