Page 145 - NUMINO_WB_6B
P. 145
094-P3-1

Solving Simply

Solve the problem simply.

322 2
474 7

Step 1. What is the law A B C A C B called?

Step 2. Change the order of numbers so that two numbers placed next to each
other add up to 0.

Step 3. What is the law A B C D (A B) (C D) called?
Step 4. Use the parenthesis on the Step 2 equation and solve the problem.
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