Answer:
[tex] \huge \colorbox{yellow}{ \sf{4.9}}[/tex]
Step-by-step explanation:
see below how to convert this mixed number to a decimal:
devide numerator (9) by the denominator (10) :
[tex] \sf{9 \div 10 = 0.9}[/tex]
add this value to the integer part :
[tex] \sf{4 + 0.9 = 4.9 \: so..}[/tex]
[tex] \sf{4 \ \frac{9}{10}}{ \boxed{ = 4.9}}[/tex]
