Question

transformați:
a) 100000 m^2+500 dm^2= ? m^2
b) 2 dam^3+800 cm^3 = ? m^3
c) 0,5 h + 0,5 min = ? sec

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Answer 1

Răspuns:

a)500dm=50m.

100.000²m+50m²= 100.050m²

b)2dam=20m 800cm=8m.

20³m+8³m=28m³

c)0,5h=1.800sec. 0,5min=30sec.

1.800sec+30sec=1.830sec.