731  ChickenLeg
닭다리 개다리 2

Name : _________________

  

refresh

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



There are 220 heads of Chickens and Dogs together. Altogether there are 640 legs. How many chickens are there?



There are 210 heads of Chickens and Dogs together. Altogether there are 580 legs. How many chickens are there?



There are 250 heads of Chickens and Dogs together. Altogether there are 740 legs. How many chickens are there?



There are 220 heads of Chickens and Dogs together. Altogether there are 700 legs. How many chickens are there?

There are 130 heads of Chickens and Dogs together. Altogether there are 340 legs. How many chickens are there?



There are 120 heads of Chickens and Dogs together. Altogether there are 300 legs. How many chickens are there?



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



There are 150 heads of Chickens and Dogs together. Altogether there are 420 legs. How many chickens are there?



There are 210 heads of Chickens and Dogs together. Altogether there are 600 legs. How many chickens are there?

+(         )

 

(         )+

++[[          ]]++
731    100 120 130 130 90 ( 570 )   90 90 90 90 120 ( 480 )   [[ 1050 ]]