The primary resources for homework assignments (GDZ) related to the textbook (School 2100 program) focus on reinforcing skills in multi-digit addition, subtraction, and the introduction of multiplication and division. Key Topics in Part 2
: Learning to perform multiplication and division before addition and subtraction in expressions without parentheses. The primary resources for homework assignments (GDZ) related
: Always look for parentheses first. If there are none, perform multiplication/division from left to right, then addition/subtraction. perform multiplication/division from left to right