Workbook Detail
Odd Even Identify Grade 1 — Set 62
This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.
{
"outputTargets": {
"screen": true,
"print": true,
"pdf": true,
"answerKey": true
},
"_meta": {
"nodeId": "node-1-leaf-odd-even-identify-grade-1",
"pageNumber": 62,
"generatedAt": "2026-03-16T15:22:39.180Z",
"generatorVersion": "v7.2.1-wp-g2",
"seed": "322987769ee7334e",
"seedInput": "1|node-1-leaf-odd-even-identify-grade-1|62|1.0.0|",
"schemaVersion": "2.0.0",
"mathTemplateId": null,
"archetype": "form-exercise",
"siteId": 1
},
"semantics": {
"solvability": {
"isDeterministic": true,
"solutionCount": 1
},
"difficulty": {
"declaredLevel": "medium",
"computedScore": 53,
"metrics": {
"problemCount": 20,
"operation": "odd-even",
"digits": 2,
"regrouping": false
}
},
"diversity": {
"structuralHash": "079b8b6eb5f463b0b665b01f69b624f0",
"contentFingerprint": "855e4f87d89c6d72"
},
"interaction": {
"checkable": true,
"revealable": true,
"randomizable": true,
"hintable": false,
"progressable": true,
"inputType": [
"text-input"
]
}
},
"version": "2.0",
"generatorId": "arithmetic-generator-v7.2.1",
"operation": "odd-even",
"subject": "arithmetic",
"difficulty": "medium",
"config": {
"maxNumber": 20,
"maxSum": 20,
"maxOperand": 120,
"_gradeLevel": "1"
},
"problems": [
{
"id": 1,
"type": "odd-even",
"subType": "circle-evens",
"question": "Circle all even numbers: 2, 9, 1, 17, 12",
"answer": "2, 12",
"correctAnswer": "2, 12",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "2, 12"
}
},
{
"id": 2,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 14, 13, 13, 20, 13",
"answer": "13, 13, 13",
"correctAnswer": "13, 13, 13",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "13, 13, 13"
}
},
{
"id": 3,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 14, 1, 6, 19, 5",
"answer": "1, 19, 5",
"correctAnswer": "1, 19, 5",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "1, 19, 5"
}
},
{
"id": 4,
"type": "odd-even",
"subType": "identify",
"question": "Is 13 odd or even?",
"answer": "odd",
"correctAnswer": "odd",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "odd"
}
},
{
"id": 5,
"type": "odd-even",
"subType": "identify",
"question": "Is 18 odd or even?",
"answer": "even",
"correctAnswer": "even",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "even"
}
},
{
"id": 6,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 5, 15, 14, 4, 8",
"answer": "5, 15",
"correctAnswer": "5, 15",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "5, 15"
}
},
{
"id": 7,
"type": "odd-even",
"subType": "identify",
"question": "Is 5 odd or even?",
"answer": "odd",
"correctAnswer": "odd",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "odd"
}
},
{
"id": 8,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 19, 9, 2, 17, 3",
"answer": "19, 9, 17, 3",
"correctAnswer": "19, 9, 17, 3",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "19, 9, 17, 3"
}
},
{
"id": 9,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 14, 12, 4, 20, 18",
"answer": "none",
"correctAnswer": "none",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "none"
}
},
{
"id": 10,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 16, 1, 11, 19, 4",
"answer": "1, 11, 19",
"correctAnswer": "1, 11, 19",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "1, 11, 19"
}
},
{
"id": 11,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 7, 6, 5, 8, 20",
"answer": "7, 5",
"correctAnswer": "7, 5",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "7, 5"
}
},
{
"id": 12,
"type": "odd-even",
"subType": "circle-evens",
"question": "Circle all even numbers: 3, 9, 5, 2, 17",
"answer": "2",
"correctAnswer": "2",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "2"
}
},
{
"id": 13,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 1, 9, 5, 6, 6",
"answer": "1, 9, 5",
"correctAnswer": "1, 9, 5",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "1, 9, 5"
}
},
{
"id": 14,
"type": "odd-even",
"subType": "circle-evens",
"question": "Circle all even numbers: 5, 12, 15, 12, 19",
"answer": "12, 12",
"correctAnswer": "12, 12",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "12, 12"
}
},
{
"id": 15,
"type": "odd-even",
"subType": "identify",
"question": "Is 9 odd or even?",
"answer": "odd",
"correctAnswer": "odd",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "odd"
}
},
{
"id": 16,
"type": "odd-even",
"subType": "identify",
"question": "Is 3 odd or even?",
"answer": "odd",
"correctAnswer": "odd",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "odd"
}
},
{
"id": 17,
"type": "odd-even",
"subType": "circle-evens",
"question": "Circle all even numbers: 7, 2, 15, 13, 6",
"answer": "2, 6",
"correctAnswer": "2, 6",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "2, 6"
}
},
{
"id": 18,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 20, 5, 2, 9, 8",
"answer": "5, 9",
"correctAnswer": "5, 9",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "5, 9"
}
},
{
"id": 19,
"type": "odd-even",
"subType": "circle-evens",
"question": "Circle all even numbers: 15, 6, 17, 19, 10",
"answer": "6, 10",
"correctAnswer": "6, 10",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "6, 10"
}
},
{
"id": 20,
"type": "odd-even",
"subType": "circle-odds",
"question": "Circle all odd numbers: 11, 18, 19, 2, 4",
"answer": "11, 19",
"correctAnswer": "11, 19",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "11, 19"
}
}
],
"layout": {
"columns": 2,
"problemsPerPage": 20
},
"_archetype": "form-exercise",
"_generatorId": "arithmetic-generator-v7.2.1"
}Teaching Notes
Practice odd even identify with free printable worksheets for Grade 1. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Odd Even Identify Grade 1 Worksheets worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.