8 целых 3/4*2 целых 4/7-10 целых1/8*3 целых1/3

8 3/4*2

4/7=35/4*18/7=5/2*9=45/2=22,5

10 1/8 * 3 1/3=81/10*10/3=27

8³/₄*2⁴/₇-10¹/₈*3¹/₃ = - 11,25

8³/₄*2⁴/₇ = ³⁵/₄*¹⁸/₇ = ³⁵ˣ¹⁸/₄ₓ₇ = ⁵ˣ⁹/₂ = ⁴⁵/₂

10¹/₈*3¹/₃ = ⁸¹/₈*¹⁰/₃ = ⁸¹ˣ¹⁰/₈ₓ₃ = ²⁷ˣ⁵/₄ₓ₁ = ¹³⁵/₄

⁴⁵/₂ - ¹³⁵/₄ = ⁴⁵ˣ²/₄ - ¹³⁵/₄ = ⁹⁰⁻¹³⁵/₄ = - ⁴⁵/₄ = - 11¹/₄ = - 11,25