Sammy rides his bike to school and to pick up his sister at her school. He rides 4 miles round trip to his school. To his sister
's school is 1 mile round trip. He does this 5 times each week. How many miles does he ride in 12 weeks? A 240 miles B 600 miles C 300 miles D 440 miles5
The mathematical property demonstrated by 7+9+3=7+3+9 would be the commutative property. This property states that in operations such as addition and multiplication, when you switch the order of the numbers around, the result will always be the same. In 7+9+3=7+3+9, no matter what order you put the numbers in, the answer will always be 19.
