natito1 natito1

04-12-2015
Mathematics

contestada

show how you can use doubles to solve 7+8

Respuesta :

Аноним Аноним

04-12-2015

i can use doubles to solve 7+8 by asking myself what is 8+8 and that equals 16. Then i ask myself what is 7+7 and that equals 14. Then i know i am using 7 and 8, so i think about what is in between 16 and 14. 15 is between those numbers so the answer is 15.

Answer Link

Otras preguntas

someone please can help me out

Find the ordered-pair solution of y = -x + 7 corresponding to x = -8

At what point does the graph of y=9x(x is exponent) cross the y-axis? A. (0,9) B. (9,0) C. (0,1) D. (1,0)

Cette nouvelle robe très cher!

write as a product x^2 + y^2 +2xy-1

arrange 5/4 1/2 5/6 in ascending order

On Monday a shop receives $60.30 by selling bottles of water at 45 cents each How many bottles are sold?

life is not about how fast you run or how high you climb but how well you can bounce back

Changemaking can look like many things and take many forms. Changemakers:(check all that apply) a)Participate in community-based volunteerism b)Engage in Commun

1) The sum of the two numbers is 36 and their difference is 9. Find the average of the two numbers.