Bonsoir,
1)
2/7 +2/7+ 3/8 =
4/7 + 3/8 =
32/56 + 21/56 = 53/56
2)
3/8 + 2/7 + 3/8 + 2/7 =
6/8 + 4/7=
3/4 + 4/7=
21/28 + 16/28 = 37/28
3)
2/7 + 2/7 + 3/8 +2/7 +3/8 + 2/7 =
8/7 + 6/8=
8/7 + 3/4 =
32/28 + 12/28 =
44/28 =22/14 = 11/7
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Bonsoir,
1)
2/7 +2/7+ 3/8 =
4/7 + 3/8 =
32/56 + 21/56 = 53/56
2)
3/8 + 2/7 + 3/8 + 2/7 =
6/8 + 4/7=
3/4 + 4/7=
21/28 + 16/28 = 37/28
3)
2/7 + 2/7 + 3/8 +2/7 +3/8 + 2/7 =
8/7 + 6/8=
8/7 + 3/4 =
32/28 + 12/28 =
44/28 =22/14 = 11/7