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Salut heyy dau Coroana!!!
1.exprima in grame si kilograme urmatoarele mase: 450g 500mg;150g 700mg;50g 200mg.
2.efectueaza operatiile:
a)3 kg 800g+2 kg 700g=...kg ....g
b)70 g 20mg -49 g 130mg =...kg ...g
c)24 kg 200g -12 kg 800 g =....kg ...g
V a roogg dau coroana