Eric the Sheep
Its a hot summer day, and Eric the Sheep is at the end of a line of
sheep waiting to be shorn. There are 50 sheep in front of him. Being
an impatient sort of sheep, every time the shearer takes a sheep from
the front of the line to be shorn
Patterns in Everyday Situations
1. For every 6 people in North America who are right-handed, there is one person who is left-handed.
a) Complete the table.
Find the vaiue ofeach shape. Write a system of equations using 0 = x, = y, and B = 2. Be
abie to relate soiving the picture probiem to the system of equations. '
l 4 5. . - -}gj§"w' «Wm-.11. ' iirt
Story Problems 1 - Key
1. X is Corys original number of cars.
X + 8 = 23
Cory had 15 cars to begin.
2. X is the number of bows in a bag.
3x 3 = 24
There are 9 bows in each bag.
3. X is the value of the secret number
4. 4(1/3) = 5 + x
The secret number is
For each problem, write one or more equations to represent the situation. Tell what the
variable represents. Solve the problem. Check your solution.
1. Cory had some cars. Ryan gave him 8 more. Now Cory has 23 cars. How many cars did he
Solving Story Problems
Write a system of equations for each problem. State what the variable represents.
Solve the system. Answer the questions.
1. Erica bought a songbook and a pad of music paper for $24. Danya bought a
songbook and 2 pads of music paper
In prekindergarten through grade 2 all students should
In grades 35 all students should
Understand patterns, relations, and
sort, classify, and order objects by size, number, and other
M A T H E M A T I C S 2203
PR O P O R T I O N A L A ND A L G E B R A I C R E ASO N IN G
Instructor: Nell McAnelly
E-mail address: [email protected]
Office Hours: 8:30 a.m.- 9:30 TTh or by appoint
F i n d i n g a n d De s c r i b i n g Pa t t e r n s
O ut p ut
1. D e s c r i b e s e v e r a l d i f f e r e n t p a t t e r n s t h a t y o u s e e i n t h i s t a b l e .
2 . I f y o u wa n t e d t o e x t e n d t h i s t a b l e
Finding and Describing Patterns
1. Describe several different patterns that you see in this table.
2. If you wanted to extend this table, which of your descriptions
would be most effective?
3. What is the 100th entry in the table? Explain.
4. Would 102 ev
The Swimming Pool
Adapted from Experiences with Patterning from Teaching Children Mathematics
Tat Ming is designing square swimming pools. Each pool has a square center that is
the area of the water. Around each pool there is a border of white tiles. Here