diff --git a/src/core/config/Categories.json b/src/core/config/Categories.json
index bebdd6a5..62056c3d 100644
--- a/src/core/config/Categories.json
+++ b/src/core/config/Categories.json
@@ -208,6 +208,7 @@
             "AND",
             "ADD",
             "SUB",
+            "Basic Arithmetic",
             "Sum",
             "Subtract",
             "Multiply",
diff --git a/src/core/operations/BasicArithmetic.mjs b/src/core/operations/BasicArithmetic.mjs
new file mode 100644
index 00000000..0891cda6
--- /dev/null
+++ b/src/core/operations/BasicArithmetic.mjs
@@ -0,0 +1,48 @@
+/**
+ * @author scottdermott [scottdermott@outlook.com]
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+
+/**
+ * Basic Arithmetic operation
+ */
+class BasicArithmetic extends Operation {
+
+    /**
+     * BasicArithmetic constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Basic Arithmetic";
+        this.module = "Default";
+        this.description = "Evalutes Basic Arithmetic. <br><br>e.g. <code>1+2-1</code> becomes <code>2</code>";
+        this.infoURL = "";
+        this.inputType = "string";
+        this.outputType = "number";
+        this.args = [];
+    }
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {number}
+     */
+    run(input, args) {
+        if (parseInt(input, 10).toString().length === input.length) {
+            return parseInt(input, 10);
+        } else if (input.match(/[+-]?([0-9.]+)/g)) {
+            return (input.replace(/\s/g, "").match(/[+-]?([0-9.]+)/g) || [])
+                .reduce(function (sum, value) {
+                    return parseFloat(sum) + parseFloat(value);
+                });
+        } else {
+            return NaN;
+        }
+    }
+
+}
+
+export default BasicArithmetic;
diff --git a/tests/operations/tests/BasicArithmetic.mjs b/tests/operations/tests/BasicArithmetic.mjs
new file mode 100644
index 00000000..d8a42be5
--- /dev/null
+++ b/tests/operations/tests/BasicArithmetic.mjs
@@ -0,0 +1,68 @@
+/**
+ * @author scottdermott [scottdermott@outlook.com]
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+/**
+ * Basic Arithmetic Tests
+ */
+import TestRegister from "../../lib/TestRegister.mjs";
+
+TestRegister.addTests([
+    {
+        name: "Basic Arithmetic: nothing",
+        input: "",
+        expectedOutput: "",
+        recipeConfig: [
+            {
+                op: "Basic Arithmetic",
+                args: [],
+            },
+        ],
+    },
+    {
+        name: "Basic Arithmetic: Addition",
+        input: "1+2+3+4+5+6+7+8+9+0",
+        expectedOutput: 45,
+        recipeConfig: [
+            {
+                op: "Basic Arithmetic",
+                args: [],
+            },
+        ],
+    },
+    {
+        name: "Basic Arithmetic: Subtraction",
+        input: "100-9-8-7-6-5-4-3-2-1-0",
+        expectedOutput: 55,
+        recipeConfig: [
+            {
+                op: "Basic Arithmetic",
+                args: [],
+            },
+        ],
+    },
+    {
+        name: "Basic Arithmetic: Add + Sub",
+        input: "1+2+3+4+5+6+7+8+9-9-8-7-6-5-4-3-2-1",
+        expectedOutput: 0,
+        recipeConfig: [
+            {
+                op: "Basic Arithmetic",
+                args: [],
+            },
+        ],
+    },
+    {
+        name: "Basic Arithmetic: Large number",
+        input: "999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999+999",
+        expectedOutput: 22977,
+        recipeConfig: [
+            {
+                op: "Basic Arithmetic",
+                args: [],
+            },
+        ],
+    },
+]);