Question

num mes de 30 dias diga quantos dias corresponde a 5/6   3/10   8/15   19/30 ?

Answer 1

5/6 de 30 = 30 : 6 x 5 = 25
3/10 de 30 = 30 : 10 x 3 = 9
8/15 de 30 = 30 : 15 x 8 = 16
19/30 de 30 = 30 : 30 x 19 = 19

Answer 2

5/6
30/6=5
5x5=25

3/10
30/10=3
3x3=9

8/15
30/15=2
2x8=16

19/30
30/30=1
1x19=19

tai