19-09-2017
Mathematics

contestada

271+425 use rounding or compatible numbers to estimate the sum

Respuesta :

soulfire875 soulfire875

19-09-2017

271 rounded is 300, and 425 rounded is 400, so you could estimate the sum by adding 300 and 400, which equals 700.

Answer Link

Otras preguntas

What was the chief danger to American democracy? This question is in regards to Lincoln's Lyceum Address in 1838.

i need help find the coordinates

What is the meaning of sigma/sqrt n? σ/√n? o/sqrt n?

What infection is caused by the bacterium Staphylococcus aureus?

a taller trees has greater chance to fall down than a shorter tree during storm

Why do you think Bryan didn't say anything about the illegal search of his car as it was happening?

The Persistent Gardener It was Jilly's last day in the green house. Summer was coming to an end and so was the growing season. School would be starting next wee

When comparing a cell just before the first meiotic division with another cell of the same organism that is ready to start mitosis, we can correctly conclude th

The length of a rectangle is 3cm longer than its width.If the perimeter of the rectangle is 54cm,find its length in cm.

Noah is baking a two-layer cake, in which the bottom layer is a circle and the top layer is a triangle. If segment AB = 5 inches and arc AB≅ arc AC, what does N