24) Part 1 - Here is the equation:

Use PEMDAS

Parentheses is first. Start from left to right.

New equation:

When numbers are together without a sign, that means you have to multiply. Multiply 16 by 4

ANSWER = 64
24) Part 2 - Here is the equation:

Use PEMDAS

Multiplication is first

New equation:

Start from left to right.

ANSWER = 7