Tijd (reeks 4)

Hoofdmenu Eentje per keer  🖨

Reken uit

1. \(\)Hoeveel seconden passen er in 42 minuten? \(\)
2. \(\)Hoeveel minuten passen er in 4500 seconden?\(\)
3. \(\)Hoeveel uren passen er in 1020 minuten?\(\)
4. \(\)Hoeveel minuten passen er in 2280 seconden?\(\)
5. \(\)Hoeveel uren passen er in 255600 seconden?\(\)
6. \(\)Hoeveel seconden passen er in 14 minuten? \(\)
7. \(\)Hoeveel seconden passen er in 64 minuten? \(\)
8. \(\)Hoeveel uren passen er in 5460 minuten?\(\)
9. \(\)Hoeveel seconden passen er in 66 minuten? \(\)
10. \(\)Hoeveel minuten passen er in 78 uren? \(\)
11. \(\)Hoeveel minuten passen er in 2940 seconden?\(\)
12. \(\)Hoeveel minuten passen er in 1440 seconden?\(\)

---

Reken uit

Verbetersleutel

1. \(42 \text{ minuten}\\=42\times60\text{ seconden}\\=2520\text{ seconden}\)
2. \(4500 \text{ seconden}\\=4500:60\text{ minuten}\\=75\text{ minuten}\)
3. \(1020 \text{ minuten}\\=1020:60\text{ uren}\\=17\text{ uren}\)
4. \(2280 \text{ seconden}\\=2280:60\text{ minuten}\\=38\text{ minuten}\)
5. \(255600 \text{ seconden}\\=255600:3600\text{ uren}\\=71\text{ uren}\)
6. \(14 \text{ minuten}\\=14\times60\text{ seconden}\\=840\text{ seconden}\)
7. \(64 \text{ minuten}\\=64\times60\text{ seconden}\\=3840\text{ seconden}\)
8. \(5460 \text{ minuten}\\=5460:60\text{ uren}\\=91\text{ uren}\)
9. \(66 \text{ minuten}\\=66\times60\text{ seconden}\\=3960\text{ seconden}\)
10. \(78 \text{ uren}\\=78\times60\text{ minuten}\\=4680\text{ minuten}\)
11. \(2940 \text{ seconden}\\=2940:60\text{ minuten}\\=49\text{ minuten}\)
12. \(1440 \text{ seconden}\\=1440:60\text{ minuten}\\=24\text{ minuten}\)