1. 12 km - 30 hm + 1200 m=....................meter 2. pukul 11.37 + 3jam 48 menit= pukul........... 3.pukul 10.28 - 3 jam 40 menit=pukul........... ~beserta ru

1. 12 km - 30 hm + 1.200 m = m
(12 × 1.000) - (30 × 100) + 1.200 =
12.000 - 3.000 + 1.200 = 10.200 m

2. 11.37
3.48
---------- +
15.25

3. 10.28
3.40
----------- -
6.48