Answer:
1. 11
2. 1
3. Associative property of addition: Changing the grouping of addends does not change the sum. For example, ( 2 + 3 ) + 4 = 2 + ( 3 + 4 ) (2 + 3) + 4 = 2 + (3 + 4) (2+3)+4=2+(3+4)left parenthesis, 2, plus, 3, right parenthesis, plus, 4, equals, 2, plus, left parenthesis, 3, plus, 4, right parenthesis
4.According to the identity property of multiplication, the product of any number multiplied by 1 is the number itself. ... Therefore, 14 × 1= 14 illustrates the Multiplicative identity. According to the identity property of addition, the sum of any number added to 0 is the number itself.
Step-by-step explanation:
