26-01-2016
Mathematics

contestada

Use rounding or compatible numbers to estimate the sum. 256+321

Respuesta :

thetwicepianist thetwicepianist

26-01-2016

you take 260 is close to 256, and 320 is close to 321, so 260+320=580.
About 580.

Answer Link

Jennifer132 Jennifer132

26-01-2016

Since 256 is rounded to 260 and 321 is rounded to 320, 260+320= 580. So, 256+321 is about 580.

Answer Link

Otras preguntas

Here are two polygons on a grid. Is PQRST a scaled copy of ABCDE? Explain your reasoning. HELP PLEASE

LEONNA TRAVLED 25 MILES AN 2/3 OF AN HOUR WHAT WAS HER AVERAGE SPEED IN MILES PER HOUR

how many terms did "FDR" (Franklin Delano Roosevelt) Serve

What came first? 1.River Valley Civilizations 2.Neolithic Revolution 3.Paleolithic Era

Pls help ASAP! I’ll give BRAINLIEST

definition of freedom in your own words. I NEED HELP!!!

yolanda is making her shopping list for the week. she knows that there was a delay in the shipment of grain to her region. what effect will it have on the price

find the length of segments W x

Which I statement would Behavioral Psychology most disagree with? Humans are emotional beings Smiling is a learned behavior We never completely outgrow our chil

GIVING BRAINLIST 1.How does rain break down rock physically? 2.How does rain break down rock chemically? 3.Sometimes areas flood. We see this as a negative even