((49⁵/₂₄-46⁷/₂₀)-2¹/₃+0,6)/0,2
1. 49⁵/₂₄-46⁷/₂₀=1181/24-927/20=(1181*5-927*6)/120=(5905-5562)/120=343/120.
2. 343/120-2¹/₃=343/120-7/3=(343-7*40)/120=(343-280)/120=63/120=21/40=0,525.
3. 0,525+0,6=1,125.
4. 1,125:0,2=5,625=5⁵/₈.
Ответ: 5,625 или 5⁵/₈.