Răspuns :
aduci la același numitor pt fiecare diferența
a)47×3/24-33/24=141-33/24=108/24=36/8=9/2
b)77×3/36-35/36=231-35/36=196/36=49/9
c)323×3-124/45=969-124/45=845/45=169/9
d)(25×4-13×3)/36=100-39/36=61/36
a)47×3/24-33/24=141-33/24=108/24=36/8=9/2
b)77×3/36-35/36=231-35/36=196/36=49/9
c)323×3-124/45=969-124/45=845/45=169/9
d)(25×4-13×3)/36=100-39/36=61/36