Respostas
respondido por:
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a)69/70*52/10=3588/1250 divide os dois por = 625/1794
b)81/52*26/117=2106/6084 :2= 1053/3042
c)9/28*49/15=441/420 : 3=117338
d)9/35*30/9=270/315:5=54/63 :9=6/7
e)84/165*7/12*99/189=58212/374220:96168/41580:6=1078/6930:2=539/3465
f)7*69/70*52/18=25115/1260:6=4186/210=2093/105
b)81/52*26/117=2106/6084 :2= 1053/3042
c)9/28*49/15=441/420 : 3=117338
d)9/35*30/9=270/315:5=54/63 :9=6/7
e)84/165*7/12*99/189=58212/374220:96168/41580:6=1078/6930:2=539/3465
f)7*69/70*52/18=25115/1260:6=4186/210=2093/105
Bárbarafani2016:
e)84/165*7/12*99/189=58212/374220:9=6468/41580:6=1078/6930:2=539/3465
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