I have found some videos below that cover the new topics. Remember a 3-2-1 response left on the blog is worth an extra 10 points. To receive the extra credit, you must respond by Friday, October 14th. All comments left after that day will not be considered for extra credit.
Simplifying Rates and Ratios
Introduction to Ratios
Ratio Problem with Basic Algebra
Writing Proportions
Please continue to work on your number operations (fractions, decimals, percents, ordering numbers, basic operations with decimals, etc.) at home. These are crucial and we are still seeing a lot of weakness in this area.
92 cans of soda
ReplyDelete--------------
28 ppl
2*2*[23 cans of soda
----[----------------
2*2*[7 people
55students Ratio boys:girls
ReplyDelete4:7
how many girls do i need to add for the ratio to become 1:2
Boy:girls
for every 11 students there are 4boys an 7girls
4:7
55students
----------- = 5groups of 11 students
11 students per groups
5*4=20boys 5*6=35girls
20 1
---- ---
35+g 2
35+g=40
g=5
20boys 40girls