851  Leg-Stamp
닭다리 개다리 2

Name : _________________

refresh

There are 200 heads of Chickens and Dogs together. Altogether there are 560 legs. How many chickens are there?



There are 230 heads of Chickens and Dogs together. Altogether there are 660 legs. How many chickens are there?



우리 안에 총 120 마리의 닭과 개가 있다. 다리를 세어보니, 총합쳐서 300 다리가 있다. 몇마리의 닭이 우리 안에 있는가?



There are 200 heads of Chickens and Dogs together. Altogether there are 520 legs. How many chickens are there?



There are 180 heads of Chickens and Dogs together. Altogether there are 520 legs. How many chickens are there?

There are 190 stamps which are 5-cent stamps and 3-cent stamps. Altogether they cost 730 cents. How many 5-cent stamps are there?



There are 160 stamps which are 8-cent stamps and 5-cent stamps. Altogether they cost 1040 cents. How many 8-cent stamps are there?



오늘 6원짜리 5원짜리 우표 총 180장을 사고, 1010 원을 지불 했을때, 몇개의 6원짜리 우표를 샀는가?



There are 220 stamps which are 4-cent stamps and 7-cent stamps. Altogether they cost 1180 cents. How many 4-cent stamps are there?



There are 190 stamps which are 7-cent stamps and 3-cent stamps. Altogether they cost 970 cents. How many 7-cent stamps are there?

+(         )

(         )+

++[[          ]]++