Question

find the sum using the properties of addition .(-215)+(-215)+860+(-215)+(-215)+1​

Answer 1

Answer:

1

Step-by-step explanation:

(-215)+(-215)+860+(-215)+(-215)+1

= 4(-215) + 860 + 1

= -860 + 860 + 1

= 1

Answer 2

Answer:

(-215) +(-215) +860 +-(215 +-(215) +1

= -215-215 +860 -215 -215 +1

= -860+860+1

=1

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