Respuesta :

1tzM3

Answer:

31/40

Step-by-step explanation:

LCD = 40


Multiplying numerators and denominators to get the LCD in all fraction denominators


Then rewriting the equation with the equivalent fractions


With like denominators we can operate on just the numerators


Answer:

31/40

Step-by-step explanation:

3/8+2/5

First make them both have same denominator:

3/8  8 x 5= 40 3 x 5=15/40

2/5  5 x 8=40 2x8=16 16/40

15/40+16/40=31/40