2/3 x 4/7 = 8/21
Multiply across: 2 x 4 = 8, 3 x 7 = 21
As 8/21 can't be simplified further the answer is 8/21
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No
4 1/7 (four and one seventh).
Ten sevenths or one and three sevenths
Expressed as a mixed number in its simplest form, 5 x 4/7 = 2 6/7 or two and six sevenths.
7 x 2/3 = 4 2/3 or four and two thirds.