1. 2 km + 12 dam = … m ​

2 km + 12 dam = … m

2 km = 2.000m

12 dam = 120m

maka, 2.000+120 = 2.120m

km ke m = 1.000

dam ke m = 10

2 km = 2×1.000 = 2.000 m

12 dam = 12×10 = 120 m

2 km + 12 dam = 2.120 m