Question

Cat mai trebuie pentru a face 1 m?10 cm+....cm=1 m, 3 dm+...dm=1 m, 999 mm+...mm=1 m,80 m+...m=1 hm

Answer 1

10 cm + 90 cm = 1 m , 3 dm + 7 dm = 1 m , 999 mm + 1 mm = 1 m , 80 m + 20 m = 1 hm .