I don't understand...wait do we have to answer it or fix it
<span> 2.5=2 1/2 = 5/2
2/5 = 0.4
bring to decimals 2.5 >0.4
because by dropping the decimal points we gave 25>4
compering by fraction 2 1/2 = 5/2
2/5
bring to a common denominator of 10 5(5) / 2(5); 2(2) / 5(2)=>
25/10; 4/10
compare numerators 25>4
</span>
90 - 48 = 42 complement
180 - 26 = 154 supplement
Hoping that is what you were looking for from you question.
Dishwasher and refrigerator, correct me if i’m wrong