jawab y teman memakai cara

=11,2 m-2 1/4 -3 2/5 - 3,5
= 11,2 m- 2 1/4= 9/4×25=225/100=2,25
=11,2-2,25=8,95
=8,95-3 2/5 = 17/5 × 20= 340/100=3,40
=8,95-3,40=5,55
=5,55-3,5=2,05=205/100 ÷ 5 = 41/20 = 2 1/20 m

jawabannya A
semoga bermanfaat :)