maryam22 maryam22

01-02-2017
Mathematics

contestada

How can you add all the integers form -20 to +20 in your head

Respuesta :

Аноним Аноним

01-02-2017

You can add all the integers from -20 to +20 in your head by using mental math

Answer Link

Otras preguntas

what is the answer please.

What are the unknowns in this problem? A problem states: "There are 9 more pencils than pens in a container. There are 25 writing utensils in the container in a

the sum of two numbers is 48. the larger number is 16 more than the smaller number. what are the numbers?

what number am i? i have 3 decimal places. rounding to the nearest whole number makes me 125. rounding to the tenth makes me 125.5. rounding to the hundredth ma

94320 as a percentage

which ratio is equivalent to 5:4 ?

The statement "the quantity demanded of a product varies inversely with its price" is a definition of A) laissez-faire. B) the law of demand. C) the invisible

what is the value of this expression 1/4−3 ? 12 112 64 164

read the following lines from “no dogs bark” “see if you cant see something now. or hear something. youll have to do it from up there , because i feel deaf” “i

what best describes a firewall