Insert the correct mathematical sign 18 ..... 2 ..... 4 = 13
Ax,+
B÷,x
Cx,-
D÷,+
Ax,+
B÷,x
Cx,-
D÷,+
Related Questions:
Select the option that is related so the third number in the same way as the second number is related to the first number.
12 : 149 :: 21 : ?