menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Why does the fact family for 81 and 9 only have two number sentences?
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Why does the fact family for 81 and 9 only have two number sentences?
asked
Jul 20, 2017
139k
views
5
votes
Why does the fact family for 81 and 9 only have two number sentences?
Mathematics
middle-school
Avi Youkhananov
asked
by
Avi Youkhananov
7.3k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
5
votes
Because, 9 x 9 = 81. Hope I helped!
Angelica Santibanez
answered
Jul 25, 2017
by
Angelica Santibanez
8.9k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
No related questions found
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org