Respuesta :

1.37

0.72 +   13 /20  =   72/ 100  +   13 /20  =   72 · 1 /100 · 1  +   13 · 5 /20 · 5  =   72 /100  +   65/ 100  =   72 + 65 /100  =   137 /100  =   1·100 + 37 /100  = 1  37 /100  = 1.37

The sum of 13/20 and 0.72 when expressed in decimal form gives us the answer as; 1.37.

How to convert fraction to decimal?

We want to find the sum of ¹³/₂₀ and 0.72

This is expressed as;

¹³/₂₀ + 0.72

Now, we want to express the fraction as a decimal. Thus, let us convert to decimal as; ¹³/₂₀ = 0.65

Thus, we now have the decimal expression;

0.65 + 0.72 = 1.37

Thus, we can conclude that the sum of 13/20 and 0.72 when expressed in decimal form gives us 1.37.

Read more about Fraction to decimal at; https://brainly.com/question/1284106