They are all prime numbers
27--23 = 27 + 23 = 50
23/27 ÷ 45 = 23/27 ÷ 45/1 = 23/27 × 1/45 = (23×1)/(27×45) = 23/1215
23+_=50 50-23=27. Your answer is 27.
23 x 27 = 621
23/27, which cannot be simplified.
23 +4 =27 ====
it will be (19+23+27)/3.
-50
50
50
It is 23 million 27 thousand!
Divide 27 by 23: outcome 1.174 27 / 23 = 1.174