2/5 - 7/10 = 4/10 - 7/10 = (4-7)/10 = -3/10 negative three tenths
4/5 minus 7/10 = 1/10
2 and 7 tenths
3 and 7 tenths(3.7)
3/20
7/10 - 2/5 = 3/10 or three tenths
7/10 - 2/5(4/10) = 3/10
2/5 - 7/10 = 4/10 - 7/10 = (4-7)/10 = -3/10 negative three tenths
4/5 minus 7/10 = 1/10
1 tenth 3/5 x 2/2 = 6/10 7/10 - 6/10 = 1/10
3 tenths of course !
7 fourths minus 8 fifths = -1
2 and 7 tenths
3 /5 + 7/10 =21/15
3 and 7 tenths(3.7)
3/20
7 and one third minus 3 and 9 tenths is six and 13 over 30 3 and 13/30