Question

помогите плиззззззщзззз

Answer 1

$1 \times \frac{1}{8} \times (2 \times \frac{1}{5} + \frac{14}{10}) = 2 \times \frac{19}{40} + 1 \times \frac{23}{40} = 4 \times \frac{1}{20}$

Answer 2

1)2 1/5+1,4=2,2+1,4=3,6=3 3/5=18/5

2)1 1/4*1 1/4=5/4*5/4=25/16*18/5=45/8=5 5/8=5,625