Răspuns :
1) 1000 dam= 10000 m10000 dam =100000 m12 km =12000 m
2) 286 -2.500 =283,5900-373=5279000-566=84343) a+22=1000a=1000-22a=978
5000-c=222c=5000+222c=5222
3000-k=890+
2) 286 -2.500 =283,5900-373=5279000-566=84343) a+22=1000a=1000-22a=978
5000-c=222c=5000+222c=5222
3000-k=890+
1000 dam= 10000 m
10 000 dam = 100.000 m
12 km=12 000 m
500 - 286 =204
900 - 373=527
9000-566=8434
5000- c =222
c = 5000 - 222
c = 477
3000-k =890
k = 3000 - 890
k =2110
( 500 + 30) + (900 - 123) = 530 + 777=1307
a + 15 = 5000
a = 5000- 15
a = 9985
10 000 dam = 100.000 m
12 km=12 000 m
500 - 286 =204
900 - 373=527
9000-566=8434
5000- c =222
c = 5000 - 222
c = 477
3000-k =890
k = 3000 - 890
k =2110
( 500 + 30) + (900 - 123) = 530 + 777=1307
a + 15 = 5000
a = 5000- 15
a = 9985