2/5 de 60, 3/10 de 900, 2/3 de 120 ,4/9 de 45, 5/7 de 140, 7/8 de 64
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2/5 de 60=
2.60/5=
120/5=
24
3/10 de 900=
3.900/10=
2700/10=
270
2/3 de 120
2.120/3=
240/3=
80
4/9 de 45
4.45/9=
180/9=
20
5/7 de 140=
5.140/7=
700/7=
100
7/8 de 64=
7.64/8=
448/8=
56
2.60/5=
120/5=
24
3/10 de 900=
3.900/10=
2700/10=
270
2/3 de 120
2.120/3=
240/3=
80
4/9 de 45
4.45/9=
180/9=
20
5/7 de 140=
5.140/7=
700/7=
100
7/8 de 64=
7.64/8=
448/8=
56
luijsp8vrvl:
muito obrigado
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