1.A 2.B 3.B 4.D !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!11
Answer:
why does this hurt my head so much
Step-by-step explanation:
When you estimate you either round up or down to get an even number. It's easier to mentally multiply numbers ending in 0.
Answer:
the answer is D E
Step-by-step explanation:
i just took it trust me