11 + (3)(9)
Step 1: 11 + (9)(3)
Step 2: (11 + 9)(3)
Step 3: 20(3)
Step 4: 60
Analyze the work to find the error.
O In Step 1, the commutative property of
multiplication was not done correctly
O In Step 2, the associative property cannot regroup
addition and multiplication
O In Step 3, the multiplication must be done first
In Step 4, the product is incorrect