Question

Помогите как решить

( 7 3/5 × (-2,5) - 4 3/20 ×(-10)) × (2 - 3 4/25)=

Answer 1

( 7 3/5 × (-2,5) - 4 3/20 ×(-10)) × (2 - 3 4/25)= (7.6*(-2.5)-4.15*(-10))*(2-3.16)= (-19+41.5)*(-1.16)= 22.5*(-1.16)=-21.6