diff --git a/src/helperise/max_min_helpers/eyi_to_kere_ju.js b/src/helperise/max_min_helpers/eyi_to_kere_ju.js
new file mode 100644
index 0000000..a9b2f21
--- /dev/null
+++ b/src/helperise/max_min_helpers/eyi_to_kere_ju.js
@@ -0,0 +1,17 @@
+/**
+ * Get the minimum oflist of numbers
+ * input can either be an array or a number of arguments seperated by a ','
+ * note that if the first argument is an array, all other arguments are neglected
+ * @returns {[number]} minimumNumber
+ */
+function eyiToKereJu (args) {
+    if (Array.isArray(args)) {
+        if (Array.isArray(args[0])) args = args[0];
+        const min = Math.min(...args);
+        if (Number.isNaN(min)) throw new Error("Invalid number params passed to eyiToKereJu");
+        return min;
+    }
+    throw new Error("Yorlang System Error: args should be an array");
+}
+
+module.exports = eyiToKereJu;
diff --git a/src/helperise/max_min_helpers/eyi_to_tobi_ju.js b/src/helperise/max_min_helpers/eyi_to_tobi_ju.js
new file mode 100644
index 0000000..abc2cd7
--- /dev/null
+++ b/src/helperise/max_min_helpers/eyi_to_tobi_ju.js
@@ -0,0 +1,17 @@
+/**
+ * Get the maximum of list of numbers,
+ * input can either be an array or a number of arguments seperated by a ','
+ * note that if the first argument is an array, all other arguments are neglected
+ * @returns {[number]} maximumNumber
+ */
+function eyiToTobiJu (args) {
+    if (Array.isArray(args)) {
+        if (Array.isArray(args[0])) args = args[0];
+        const max = Math.max(...args);
+        if (Number.isNaN(max)) throw new Error("Invalid number params passed to eyiToTobiJu");
+        return max;
+    }
+    throw new Error("Yorlang System Error: args should be an array");
+}
+
+module.exports = eyiToTobiJu;
diff --git a/src/helperise/registeredHelperIse.js b/src/helperise/registeredHelperIse.js
index 4893b58..cc23c10 100644
--- a/src/helperise/registeredHelperIse.js
+++ b/src/helperise/registeredHelperIse.js
@@ -4,5 +4,7 @@ helperIseDeclarations["siLetaNla"] = require("./string_helpers/si_leta_nla.js");
 helperIseDeclarations["siLetaKekere"] = require("./string_helpers/si_leta_kekere.js");
 helperIseDeclarations["teSibi"] = require("./input_output/tesibi.js");
 helperIseDeclarations["aago"] = require("./datetime_helpers/aago.js");
+helperIseDeclarations["eyiToKereJu"] = require("./max_min_helpers/eyi_to_kere_ju.js");
+helperIseDeclarations["eyiToTobiJu"] = require("./max_min_helpers/eyi_to_tobi_ju.js");
 
 module.exports = helperIseDeclarations;
diff --git a/src/tests/helperise/max_min_helpers/eyi_to_kere_ju.js b/src/tests/helperise/max_min_helpers/eyi_to_kere_ju.js
new file mode 100644
index 0000000..d138707
--- /dev/null
+++ b/src/tests/helperise/max_min_helpers/eyi_to_kere_ju.js
@@ -0,0 +1,28 @@
+const oKereJulo = require("../../../helperise/max_min_helpers/eyi_to_kere_ju.js");
+
+describe("eyiToKereJu Test suite", () => {
+    test("It should return minimum numnber in the array", () => {
+        const array = [34,44,455,54, ];
+        expect(eyiToKereJu(array)).toBe(34);
+    });
+
+    test("It should return minimum numnber in the array", () => {
+        const array = ['34','44','455','54', ];
+        expect(() => eyiToKereJu(array)).toBe(34);
+    });
+
+    test("It should fail because helper function OkereJulo accepts only an array of numbers as argument", () => {
+        const array = ['34','44','455','54','fsfghfsf' ];
+        expect(() => eyiToKereJu(array)).toThrow("element of array must be a number");
+    });
+
+    test("It should ignore other arguments and return minimum number in the array which is the first argument", () => {
+        const array = [[34,44,455],54,'fsfghfsf' ];
+        expect(() => eyiToKereJu(array)).toBe(34);
+    });
+
+    test("It should fail because helper function eyiToKereJu expects an array as argument", () => {
+        const array = 8;
+        expect(() => eyiToKereJu(array)).toThrow("Yorlang system error");
+    });
+});
diff --git a/src/tests/helperise/max_min_helpers/eyi_to_tobi_ju.js b/src/tests/helperise/max_min_helpers/eyi_to_tobi_ju.js
new file mode 100644
index 0000000..b291dd5
--- /dev/null
+++ b/src/tests/helperise/max_min_helpers/eyi_to_tobi_ju.js
@@ -0,0 +1,28 @@
+const oTobiJulo = require("../../../helperise/max_min_helpers/eyi_to_tobi_ju.js");
+
+describe("eyiToTobiJu Test suite", () => {
+    test("It should return maximum numnber in the array", () => {
+        const array = [34,44,455,54, ];
+        expect(eyiToTobiJu(array)).toBe(455);
+    });
+
+    test("It should return maximum numnber in the array", () => {
+        const array = ['34','44','455','54', ];
+        expect(() => eyiToTobiJu(array)).toBe(455);
+    });
+
+    test("It should fail because helper function oTobiJulo accepts only an array of numbers as argument", () => {
+        const array = ['34','44','455','54','fsfghfsf', ];
+        expect(() => eyiToTobiJu(array)).toThrow("element of array must be a number");
+    });
+
+    test("It should ignore other arguments and return maximum number in the array which is the first argument", () => {
+        const array = [[34,44,455],54,'fsfghfsf' ];
+        expect(() => eyiToTobiJu(array)).toBe(455);
+    });
+
+    test("It should fail because helper function eyiToTobiJu expects an array as argument", () => {
+        const array = 8;
+        expect(() => eyiToTobiJu(array)).toThrow("Yorlang system error");
+    });
+});