Insätzchen von 7

Ergänze!
7 in 7 = 7 in 70 = 7 in 49 =
7 in 14 = 7 in 63 = 7 in 21 =
7 in 21 = 7 in 56 = 7 in 42 =
7 in 28 = 7 in 49 = 7 in 63 =
7 in 35 = 7 in 42 = 7 in 14 =
7 in 42 = 7 in 28 = 7 in 35 =
7 in 49 = 7 in 35 = 7 in 70 =
7 in 56 = 7 in 21 = 7 in 7 =
7 in 63 = 7 in 14 = 7 in 56 =
7 in 70 = 7 in 7 = 7 in 28 =