kimkani kimkani

03-12-2017
Mathematics

contestada

Show how to make one addend the next tens number. 22+49=?

Respuesta :

15-12-2017

The one addend technique is the act of breaking up numbers to make even tens. 22+49 can be broken up into 21+49+1 and then added to make 21+50 and then these numbers can be more easily added to make 71.

Answer Link

Otras preguntas

The length of a running track is 2/5 mile what is the decimal expansion of this distance

Initially, settlers in Maryland could elect a representative assembly, but they could not

Why is Jing-mei able to get away with making a lot of mistakes on the piano? In "Two Kinds" by Amy Tan

Which expression is equivalent to 20 + 64

a sweater that costs 20$ was marked up by 60%

Five times a number is greater then 25

Classify the polynomial 3x^5 by degree

write an explicit formula for the sequence 10,9.5,9,8.5,8 then find a8

the ability of whirligig beetles to gradually release a foul-tasting substance most likely results from

Which expression is equivalent to t^2-36