Matematika

Pertanyaan

1. 1km + 20hm +500m =........m
2. 0,5km + 100hm + 200m =......him
3. 81hm +40dam + 600m =.........km
4. 0,07km + 40hm + 50m =........m
5. 71,2hm + 12km + 100dam =.........dam
6. 3km - 1hm =........dam
7. 4,5hm - 50dam =........m
8. 750dam - 2hm =........km
9. 475hm - 1,5km =........dam
10. 1,25hm - 20dam =.......m

tolong di jawab pakai cara !!!!!!!

2 Jawaban

  • Itu caranya semua satuannya di samakan terlenih dahulu
  • 1 km + 20 hm + 500m = 1000 m + 2000 m + 500 m = 3500 m
    0,5 km + 100 hm + 200m = 5 hm + 100 hm + 2 hm = 107 hm
    81 hm + 40 dam + 600 m = 8,1 km + 0,4 km + 0,6 km = 9,1 km
    0,07 km + 40 hm + 50 m = 70 m + 4000 m + 50 m = 4120 m
    71,2 hm + 12 km + 100 dam = 712 dam +1200 dam + 100 dam = 2012 dam
    3 km - 1 hm = 300 dam - 10 dam = 290 dam
    4,5 hm - 50 dam = 450 m - 500 m = (-50) m
    750 dam - 2 hm = 7,5 km - 0,2 km = 7,3 km
    475 hm - 1,5 km = 4750 dam - 150 dam = 4600 dam
    1,25 hm - 20 dam = 125 m - 200 m = (-75) m

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