To find one third minus two sevenths, you first need a common denominator. The least common multiple of 3 and 7 is 21. Converting the fractions, one third becomes 7/21 and two sevenths becomes 6/21. Thus, 7/21 - 6/21 equals 1/21.
Five sevenths
one and five sevenths
Four sevenths of two thirds
2 and 1/8 minus 1 and 2/7 = 47/56
2/21
fifty four sevenths
yes
seven tenths
1 1/2
2/21
One minus two thirds is one third.
One minus two thirds is one third.