35% × 5/7 – 3 2/5 : 2 1/5

= 35% x 5/7 – 3 2/5 : 2 1/5
= (35/100 x 5/7) – (17/5 : 11/5)
= 175/700 – (17/5 x 5/11)
= 175/700 – 85/55
= 175/700 = 35/140
= 85/55 = 17/11
= 35/140 – 17/11 = 18/129 = 0,139

Maaf kalau terjadi kesalahan

35%×5/7=0.25-
3 2/5÷2 1/5=0.60
=0.25-0.60
=-0.35