450  Leg-Stamp
닭다리 개다리 2

Name : _________________

 

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There are 160 heads of Chickens and Dogs together. Altogether there are 500 legs. How many chickens are there?



There are 210 heads of Chickens and Dogs together. Altogether there are 680 legs. How many chickens are there?



우리 안에 총 100 마리의 닭과 개가 있다. 다리를 세어보니, 총합쳐서 320 다리가 있다. 몇마리의 닭이 우리 안에 있는가?



There are 160 heads of Chickens and Dogs together. Altogether there are 460 legs. How many chickens are there?



There are 150 heads of Chickens and Dogs together. Altogether there are 500 legs. How many chickens are there?



There are 260 stamps which are 6-cent stamps and 8-cent stamps. Altogether they cost 1780 cents. How many 6-cent stamps are there?



There are 190 stamps which are 6-cent stamps and 3-cent stamps. Altogether they cost 990 cents. How many 6-cent stamps are there?



오늘 6원짜리 3원짜리 우표 총 240장을 사고, 1170 원을 지불 했을때, 몇개의 6원짜리 우표를 샀는가?



There are 220 stamps which are 8-cent stamps and 7-cent stamps. Altogether they cost 1640 cents. How many 8-cent stamps are there?



There are 190 stamps which are 7-cent stamps and 5-cent stamps. Altogether they cost 1190 cents. How many 7-cent stamps are there?



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450    70 80 80 90 50 ( 370 )   150 140 140 100 120 ( 650 )   [[ 1020 ]]