Question

pls solve ste by step and answer not tell hints

Answer 1

Step-by-step explanation:

-12/40+21/72 +24 /80

-3/10+7/24+3/10

= 7/24

Answer 2

[3/8× -4/5] + [7/9 ×3/8] -[3/8 × -8/10]

3/8 [-4/5×3/8] -8/10

3/8 [-12/40] -8/10

[3/8 ×-12/40 ] -8/10

-36/320 -8/10

-292/320

-146/160

-73/80

HOPE IT WILL HELP YOU

AND IT'S CORRECT ☆☆