To solve the calculation, considering that the multiplications and divisions are in the same order of operations and that the terms are not separated by parentheses, you have to follow reading directions and solve them from left to right.
-First, multiply 63 by 2:
[tex]126\cdot5\div4[/tex]-Second, multiply 126 by 5
[tex]630\div4[/tex]-Finally, divide 630 by 4
[tex]630\div4=157.5[/tex]