Vanessahernandez763 Vanessahernandez763
  • 13-11-2017
  • Mathematics
contestada

Fred wants to find 48+34 using compensation.He says you can take 2 from 34 and give it to 48 to make 50.What is the sum?Explain why compensation can work to find the sum.

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 13-11-2017
It is easier to add 50 to a number than 48 because 50 has a zero in it which makes an addition simpler.

48 + 34 =     borrow 2 from 34 and add to 48

= 50 + 32      50 + 32 is 82

= 82
Answer Link

Otras preguntas

How did the launch of Sputnik affect the American public? It prompted Congress to investigate communist infiltration in the federal government. It made many Ame
The president's official statement of objection to a bill is called
What is a French movement the rebelled against authority and promoted humanism
Which sentence uses correct grammar to describe the situation? Three boys brought comic books to class. Their teacher has taken all of the books and placed them
which sense would you expect a deep ocean organism to rely on the least
1.5 meters equal how many cm
which economic indicator describes the process of generally declining prices?
What was legendary King Arthur's sword called? Rosebud Excalibur Challenger Avenger
Select all that apply. Classical biotechnology methods include _____. selective breeding recombinant DNA hybridization cloning induced mutations DNA profiling
A person drops a brick from the top of a building. The height of the building is 400 m and the mass of the brick is 2.00 kg. What will be the speed of the brick