ethan04 ethan04
  • 20-09-2016
  • Mathematics
contestada

Sun-Yi estimated 270+146and got 300.is her estimate reasonable explain

Respuesta :

snow44
snow44 snow44
  • 20-09-2016
No. Round 146 to 150 and add both 270 and 150. It's 420. So 400 would be more reasonable. 300 is not reasonable because it ain't close.
Answer Link

Otras preguntas

Desmond's GCSE maths exam is next week. As part of his revision he attempted 31 questions on his least favourite topic of percentages. He got 21 questions fully
what makes chitin strong?
What are some common mistakes students make with decomposition reactions?
1/6d + 2/3 = 1/4(d-2)
when this 3 digit number is rounded to nearest 100, it rounds to 900. The digit in the ones place is the 5th odd number you count beginning with one. The sum of
A group of 5 friends is sharing 2 pounds of trail mix. Write a division problem and a fraction to represent this situation.
S=2WH+2WL+2HL SOLVE FOR L
Round your answer to the nearest hundredth. A flower garden is 11.25 meters long. Mr. Owens wants to make a border along one side using bricks that are 0.25 me
What is the square root of .8711
Explain how to write 50,000 using exponents