7t + 7kg = 7000 + 7 = 7007 kg
9q + 500 kg = 900 + 500 = 1400 kg
400 kg + 7q = 4 + 7 = 11 q
2t + 80 q = 2 + 8 = 10 t
2000 kg+ 90q = 2 + 9 = 11 t
7000g - 20 hg = 7 + 2 = 9 kg
8 g - 300 mg = 8 - 3 = 5g
300 mg - 2 dg = 3 - 2 = 1dg
1 g - 100 cg = 100 - 100 = 0 cg
9kg - 500g g = 9000 - 5000 = 4000 g
8 x 15dg = 8 x 1,5 = 12 g
900q : 5 = 90 : 5 = 18
