khalid12345 khalid12345

01-03-2016
Mathematics

contestada

explain how solve 8 + 2 can help you solve 80 + 20

Respuesta :

Аноним Аноним

01-03-2016

8+2 is 10. 80+20 is 100. Since you added 2 zeros total, then the second sum will have two more zeros, etc.

Answer Link

01-03-2016

Its helping you get use to adding smaller numbers that is equivalent to bigger numbers

Answer Link

Otras preguntas

The first gardener can finish the job in 6 hours, and the second gardener can do the same job in 7 hours. How long it will take them to finish the same job, if

If f(x) = 6x – 4, what is f(x) when x = 8?

What advantage(s) would result from developing a strong SCM process to match IS system upgrades?

The Passage is called "The Professor is a Dropout"Johnson begins the essay by listing Lupe Quintanilla's accomplishments, then revealing that Quintanilla was on

Three economic principles of natural resource management are 1) Opportunity Cost; when you make a choice, you lost the opportunity to choose other things 2) Tim

Why are neutrons so damaging to tissue?

Is there a particular item that has special significance to Beowulf?

Should smaller states be represented equally?

At noon the temperature was 6°c over the next five hours the temperature dropped another 8 degrees Then every hour until 9:00 temperature rose 4 degrees.what wa

At a hot dog stand, they serve regular and footlong hot dogs at a ratio of 3 to 2. Based on this ratio,how many footlong hot dogs will be served if there are a