Mark collected 110 seashells from the beach. Courtney collected 124 seashells from the beach. How many total seashells did Mark and Courtney collect?

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

well there are two answers for that.

1: you need 120 ones then that will equal up to 120.

2: you could also do one 100 and 2 tens.

those are the answers that i have thought of.