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

how do you solve 13y^2-5yx-8x^2

There is 1/4 ounce of yeast in every 2 1/4 teaspoons of years. A recipe for bread calls for 2 teaspoons of yeast. How many ounces of yeast are needed for this r

Which of the following is NOT true about the issues that led to civil war in the United States? A. Conflict arose between the northern and southern parts of the

write the ratio of 1/7 yards to 3/5 yards in simplest form please i really need help

Why did Southerners believe that their economy depended on slave labor? Select one: a. The South required slaves to tend its fields. b. The South required slave

If a person earns $350.00 a week, and 20% of it is taken out for deductions, how is the total pay?

How does NADP+ Become NADPH?

How is sun related to nuclear, electromagnetic, and heat energy?

I need to write the number 36 in expanded form

What are two ways in which simple villages became more complex