Question

add 4/21 and 3/27
Compare 0.54 and 0.045​

Answer 1

Hope it is helpful for you

Answer 2

Step-by-step explanation:

add 4/21 and 3/27

=4/21+3/27

By taking the L.C.M. of 21 and 27= 3*3*3*7=189

Now,

=4*189÷21/189+3*189÷27/189

=4*9+3*7/189

=36+21/189

=57/189