Answer:
a+b=b+a
Step-by-step explanation:
so 7+4=12 and 4+7=12 so addition is commutative
Answer:
Melissa = D
Victor = C
Step-by-step explanation:
Answer: dimond
Step-by-step explanation:
As a fraction is 345 over 10000 and in simplest form divide both by 5
that 69 over 2000. As percentage move two decimal place to the right, so it is %34.5
Answer:
72
Step-by-step explanation:
shii ion even no