Respuesta :
Answer:
27/20 or 1 7/20
Step-by-step explanation:
1) make the denominators the same
- 2/5 multiplied by 4 on top and bottom =8/20
- 1/4 multiply by 5 = 5/20
- 7/10 multiply by 2 = 14/20
2) add the numerators
- 8+5+14=27
3) the denominator stays the same
- 27/20
4) simplify it to 1 7/20