It is seven and three fourths.
2
Three of anything minus ten of the same thing leaves negative seven of them.
4 Feet 7 and 3/4 in.
6 and 5/8.
Times ten, minus three, times ten, minus three
10 - -3 = 13
Negative three.
10/7 minus 3/5 = 29/35
214
Twenty is to ten as six is to three. This is because ten is half of twenty, and three is half of six. The relationship is one of division by two.
10 - 4.3 = 5.7
1/2 − 1/10 = 2/5