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Generated:
2026-03-18 16:10:24 UTC
Report ID:
2d7a20b0-41c8-4068-836e-d5aa3840612f
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STUDENT INFORMATION (Database)
Student ID:
1df79405-b3a8-4c1d-a716-30a88a771924
Name:
Maku Maku
Age:
N/A
Gender:
N/A
Current Grade:
JHS1
School:
St. Mary's JHS, Accra
School Type:
jhs
Home Language:
N/A
School Language:
English
Previous Diagnoses:
1
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AI ANALYSIS METADATA (Database)
Analysis ID:
7e02e8e5-278d-4049-b111-b6db15f4e174
Timestamp:
2026-03-15 21:44:36 UTC
Provider:
anthropic
Model:
claude-haiku-4-5
Prompt:
ANALYSIS-001
Input Tokens:
1,998
Output Tokens:
746
Total Tokens:
2,744
Latency:
7181.03ms (7.18s)
Input Cost:
$0.001998
Output Cost:
$0.003730
Total Cost:
$0.005728
Success:
True
================================================================================
ANALYSIS RESULTS
Topic:
Mathematics
Readable:
True
Confidence:
0.82%
Student Approach:
Standard approach
ERRORS IDENTIFIED:
1. arithmetic_and_algebraic_reasoning
Line 4
Arithmetic error in subtraction: (2x + 7b) - (2x + 4b) should equal 3b, but student wrote 3b = b ÷ 3, then concluded b = 2. The division step is unexplained and incorrect.
2. notation_and_substitution
Line 7
Substitution error: When substituting b = 2 into equation (2), student wrote '2x + 4x2 = 18' instead of '2x + 4(2) = 18'. Used multiplication symbol incorrectly or confused variable notation.
3. notation
Line 8
Arithmetic error in simplification: 2x + 8 = 18 should give 2x = 10, then x = 5. Student wrote '2x = 10 ÷ 2' then 'x = 5', which is correct but the division notation is non-standard.
ERROR PATTERNS:
- Confusion between multiplication and variable notation (4x2 vs 4(2))
- Unexplained algebraic steps (3b = b ÷ 3)
- Arithmetic errors in basic operations within equation solving
- Inconsistent notation for division/simplification
📚 Knowledge Gaps Identified (1 gaps)
📖 WHAT THE STUDENT SHOULD MASTER:
Extend place value to thousands. Read, write, compare, order numbers to 10,000. Round numbers.
🗂️ CURRICULUM CONTEXT:
Strand: Number
Sub-strand: Whole Numbers: Counting, Representation, Cardinality & Ordinality
Subject: Mathematics | Level: Primary
💡 WHY THIS MATTERS:
Extends place value system. If B2.1.1.1 was shaky, this compounds the problem into larger numbers.
REMEDIATION FOCUS AREAS:
- algebraic notation and variable representation
- equation solving and inverse operations
- substitution method accuracy
- arithmetic operations within algebraic contexts
- elimination method for simultaneous equations
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HISTORICAL AI USAGE (Last 5 analyses for this student)
1. 2026-03-15 21:44:36
| claude-haiku-4-5 | ANALYSIS-001 | $0.005728 | 7181ms | ✓ Success
2. 2026-03-15 21:42:02
| claude-haiku-4-5 | ANALYSIS-001 | $0.005693 | 7194ms | ✓ Success
================================================================================
RAW AI RESPONSE (JSON)
{
"errors": [
{
"error_type": "arithmetic_and_algebraic_reasoning",
"description": "Arithmetic error in subtraction: (2x + 7b) - (2x + 4b) should equal 3b, but student wrote 3b = b \u00f7 3, then concluded b = 2. The division step is unexplained and incorrect.",
"line_number": 4
},
{
"error_type": "notation_and_substitution",
"description": "Substitution error: When substituting b = 2 into equation (2), student wrote '2x + 4x2 = 18' instead of '2x + 4(2) = 18'. Used multiplication symbol incorrectly or confused variable notation.",
"line_number": 7
},
{
"error_type": "notation",
"description": "Arithmetic error in simplification: 2x + 8 = 18 should give 2x = 10, then x = 5. Student wrote '2x = 10 \u00f7 2' then 'x = 5', which is correct but the division notation is non-standard.",
"line_number": 8
}
],
"patterns": [
"Confusion between multiplication and variable notation (4x2 vs 4(2))",
"Unexplained algebraic steps (3b = b \u00f7 3)",
"Arithmetic errors in basic operations within equation solving",
"Inconsistent notation for division/simplification"
],
"confidence": 0.82,
"focus_areas": [
"algebraic notation and variable representation",
"equation solving and inverse operations",
"substitution method accuracy",
"arithmetic operations within algebraic contexts",
"elimination method for simultaneous equations"
],
"image_quality": "unknown"
}
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END OF REPORT
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