Answer:You should add [tex]\frac{1}{4}[/tex].Step-by-step explanation:In order for [tex]\frac{23}{4}[/tex] + _ to equal 4, the numerator would have to equal 6 times the denominator after you add the number.The denominator is 4, so the numerator should be 4 Γ 6, which equals 24. You should add something to make the numerator equal 24 and keep the denominator 4.number = (24 - 23)/4 = 1/4You should add [tex]\frac{1}{4}[/tex].