Question

t+2 11/52=7 5/39
скажите пожалуйста

Answer 1

t + 115/52 = 275/39
t = 275/39 - 115/52
t = 1100/156 - 345/156
t = 755/156 = 4 131/156

Answer 2

$t + 2 \frac{11}{52} = 7 \frac{5}{39} \\ t = 7\frac{5}{39} - 2 \frac{11}{52} \\ t = 5 - \frac{11}{156} \\ t = 4 \frac{145}{156}$