Thank YOU!!!

I wanted to take a moment to thank all of the wonderful students and families of Room 9! I really love and appreciate all of you and wish you a very happy holiday. Thank you so much for all the amazing gifts and treats that you have given this week. You sure know how to make a teacher feel special!

Thanks again for being a part of my wonderful school family,

Katie

Week 16 POW Answer

They will meet first at the 24th house and will meet a second time at the 48th house.

Week 15 POW Answer

The POW answer for this week will be posted next Friday. All students will have one more week to complete the POW if they choose! :)

Week 14 POW Answer

Anthony will need to make 65 rolls. He can only make full batches according to his recipe which makes 2 dozen. Being that he needs 65 rolls he will need to make 6 dozen roll.

BONUS question measurement are as follows:

 

16.5 cups flour

9 teaspoons sugar

6 teaspoons salt

4.5 teaspoons of yeast

4.5 cups of milk

1.5 cups of water

2.25 cups of butter

Let's Write an Essay!

Week 12 POW Answer

Pencil: $0.07
Eraser: $0.03

Extra: Shonda bought 2 pencils.

Addition Strategies

Division Strategies

Common Core Standard 4.OA.3: Solve multi-step word problems posed with whole numbers and having whole-number answers using the four operations, including problems in which remainders must be interpreted. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.

Week 10 POW Answer

Mercury: 29 years old
Saturn: 13 years old

Bonus Question: Venus

Week 9 POW Answer

119 wings in the bucket. Yumm!! :)

Strategies for Big Multiplication Problems

Common Core Standard 4.NBT.1: Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.

Week 8 POW Answer

Angela started the week by eating 8 grapes!

Week 7 POW Answer

Yes, Andrei will have enough time to catch the bus!!! Most students used a number line or timeline to solve this problem.

Week 6 POW Answer

76 students have BOTH a dog and a cat!

Week 5 POW Answer

8 ways for the two dice to be rolled and still have a sum of 15!

Week 4 POW Answer

The answer is 25 for the first question and the crossings follow the pattern 2 gnomes across, 1 gnome back, I ogre across, 1 gnome back, 2 gnomes across...cont.)

Multiplication Strategies

Common Core Standard 4.OA.1: Interpret a multiplication equation as a comparison, e.g., interpret 35=5x7 as a statement that 35 is 5 times as many as 7 and 7 times as many as 5. Represent verbal statements of multiplicative comparisons as multiplication equations.

Prime and Compostie Numbers

 

Common Core Standard 4.OA.4: Find all the factor pairs for a whole number in the range 1-100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1-100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1-100 is prime or composite.

Factors/Factor Pairs

 

Common Core Standard 4.OA.4: Find all the factor pairs for a whole number in the range 1-100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1-100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1-100 is prime or composite.

Multiplication/Division Strategies

 

Common Core Standard 4.OA.1: Interpret a multiplication equation as a comparison, e.g., interpret 35=5x7 as a statement that 35 is 5 times as many as 7 and 7 times as many as 5. Represent verbal statements of multiplicative comparisons as multiplication equations.

 

Common Core Standard 4.OA.2: Multiply or divide to solve word problems involving multiplicative comparison, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem, distinguishing multiplicative comparison from additive comparison.

June 13th POW Answer

64 Cherries

June 6th POW Answer

The "million mystery" number is 9,687,534.

May 30th POW Answer

Rainfall Records

Anna: Seattle, Washington
Marty: Portland, Maine
Gina: San Francisco, California
Dwayne: Dallas, Texas
Emily: Chicago, Illinois
Randy: Miami, Florida

Acute/ Obtuse/ Right Angles

Common Core Standard 4.G.1: Draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines. Indentify these in two-dimensional figures.

May 23rd POW Answer

Henry's friend lives at the corner of Twelfth and H Streets.

Solution to bonus question: He arrived home at 6:15pm.

Line/Line Segment/Ray/Intersecting Lines

 

Common Core Standard 4.G.1: Draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines. Indentify these in two-dimensional figures.

May 16th POW Answer

Royal Teams

Royals 90%
Knights 45%
Dukes 40%
Crowns 35%
Bishops 25%

May 9th POW Answer

Only Skied   Boys: 4   Girls: 10
Only Snowboarded   Boys: 2   Girls: 0
Neither Skied nor Snowboarded   Boys: 6   Girls: 10
Both Skied and Snowboarded   Boys: 12   Girls: 4

Total: 24 boys and girls

May 2nd POW Answer

Polka-dot pitcher: 7/8 full of lemonade
Striped pitcher: completely full of punch

April 25st POW Answer

$105.60

April 18th POW Answer

Alyssa- Peach 1/12
Dalton- Blueberry 1/8
Rowan- Chocolate 1/8
Shane- Apple 1/5

April 11th POW Answer

Laurie- 2lbs. 8 oz. or 40oz.
Olivia- 2lbs. 1oz. or 33oz.
Peter- 2lb. 9oz. or 41oz.
Yuri- 2lbs. 1oz. or 33oz.

Area/Perimeter

Common Core Standard 4.MD.3 Apply the area and perimeter formulas for rectangles in real world and mathematical problems. For example, find the width of a rectangular room given the area of the flooring and the length, by viewing the area formula as a multiplication equation with an unknown factor.

March 28th POW Answer

3 packs of cups
2 packs of plates
4 boxes of ice cream sandwiches
3 boxes of juice

They bought 69 items in all

March 20th POW Answer

Nicki had $7.26.

Story Problems- Converting Measurements

Common Core Standard MD.2: Use the four operations to solve word problems involving distances, intervals of time, liquid volumes, masses of objects, and money, including problems involving simple fractions or decimals, and problems that require expressing measurement given in a larger unit in terms of a smaller unit. Represent measurement quantities using diagrams such as number line diagrams that feature measurement scale.

U.S. Standard System Conversions

VOLUME

(...and remember there are 8 FLUID ounces in 1 cup!)

 

TIME
(...and remember there are 52 weeks in 1 year!)

 

WEIGHT

 

1 Pound = 16 Ounces

 

Common Core Standard MD.1: Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz; l, ml; hr, min, sec. Within a single system of measurement, express measurement in a larger unit in terms of a smaller unit. Record measurement equivalents in a two-column table

February 28th POW Answer

120 Sandwiches

Metric System Conversions

Common Core Standard MD.1: Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz; l, ml; hr, min, sec. Within a single system of measurement, express measurement in a larger unit in terms of a smaller unit. Record measurement equivalents in a two-column table.

February 7th POW Answer

Due to the challenging POW problem this week, I am extending this problem through next week! Sorry, I can't reveal the answer yet! :)

January 31st POW Answer

Pencil: $0.07
Eraser: $0.03

Extra: Shonda bought 2 pencils.

Adding and Subtracting Mixed Numbers

Commom Core Standard 4.NF.3b: Add and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction.

January 24th POW Answer

The rope was originally 30 feet.

January 17th POW Answer

I was excited to see more students participating in the POW this week. We have a lot more tickets for our free homework pass drawing!

Answer:

Red Hair: 8 Students
Brown Hair: 16 Students
Blonde Hair: 8 Students

January 10th POW Answer

1. 3/4 of the theater will be filled.
2. 96 seats still available

Bonus: $288 collected so far, $1,152 would be raised if the remaining seats were sold to students.

THANK YOU ROOM 21 FAMILIES! :)

I wanted to thank all the Room 21 families for the Christmas present I recieved today. I love all the fabulous gift cards and I am looking forward to using them. I feel so thankful to have the best students and parents this year. It is a true pleasure to come to work every day and be supported by an amazing group of people.

I appreciate every single one of you and thank you from the bottom of my heart!

Sincerely,
Miss Sharpe