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1. \(\)Hoeveel uren passen er in 1620 minuten?\(\)
2. \(\)Hoeveel uren passen er in 4320 minuten?\(\)
3. \(\)Hoeveel minuten passen er in 1920 seconden?\(\)
4. \(\)Hoeveel minuten passen er in 2820 seconden?\(\)
5. \(\)Hoeveel seconden passen er in 44 minuten? \(\)
6. \(\)Hoeveel minuten passen er in 76 uren? \(\)
7. \(\)Hoeveel seconden passen er in 39 uren? \(\)
8. \(\)Hoeveel uren passen er in 300 minuten?\(\)
9. \(\)Hoeveel minuten passen er in 85 uren? \(\)
10. \(\)Hoeveel minuten passen er in 38 uren? \(\)
11. \(\)Hoeveel minuten passen er in 5640 seconden?\(\)
12. \(\)Hoeveel seconden passen er in 54 minuten? \(\)

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Verbetersleutel

1. \(1620 \text{ minuten}\\=1620:60\text{ uren}\\=27\text{ uren}\)
2. \(4320 \text{ minuten}\\=4320:60\text{ uren}\\=72\text{ uren}\)
3. \(1920 \text{ seconden}\\=1920:60\text{ minuten}\\=32\text{ minuten}\)
4. \(2820 \text{ seconden}\\=2820:60\text{ minuten}\\=47\text{ minuten}\)
5. \(44 \text{ minuten}\\=44\times60\text{ seconden}\\=2640\text{ seconden}\)
6. \(76 \text{ uren}\\=76\times60\text{ minuten}\\=4560\text{ minuten}\)
7. \(39 \text{ uren}\\=39\times3600\text{ seconden}\\=140400\text{ seconden}\)
8. \(300 \text{ minuten}\\=300:60\text{ uren}\\=5\text{ uren}\)
9. \(85 \text{ uren}\\=85\times60\text{ minuten}\\=5100\text{ minuten}\)
10. \(38 \text{ uren}\\=38\times60\text{ minuten}\\=2280\text{ minuten}\)
11. \(5640 \text{ seconden}\\=5640:60\text{ minuten}\\=94\text{ minuten}\)
12. \(54 \text{ minuten}\\=54\times60\text{ seconden}\\=3240\text{ seconden}\)