NAPLAN test duration Day 1: Language Conventions Year 3 and Year 5: 40 mins. Year 7 and Year 9: 45 mins. Writing Year 3 and Year 5: 40 mins. Year 7 and Year 9: 40 mins. Day 2: Reading Year 3 and Year 5: 45-50 mins. Year 7 and Year9: 65 mins. Day 3: Numeracy Year 3 and Year 5: 45-50 mins. Year 7 and Year 9: Calculator: 40 mins. : Non- Calculator: 40 mins.