"house cat" story problems from Math Cats

Math Cats
Story Problems:
House Cat #7

(1) Horses
There are 33 horses in a field. 15 horses go into the barn. Then 7 of them come back out. How many horses are standing in the field?
by Kaitlyn, age 10, grade 5
Surrey Centre Elementary School
Mrs. Scarlett's class
British Columbia
July 6, 2002

(2) Homework
I did my homework in 20 minutes today. I have 1 hour to finish my homework. How long did it take me to finish my homework?
by Lucy, age 11, grade 5
Munns Public School
Mrs. Heath's class
Oakville, Ontario, Canada
July 9, 2002

(3) Friends
I had 5 friends. I got 15 more. How many friends do I have now?
by Sarah, age 9, grade 4
Edu-Prize School
Mrs. Unkovich's class
Tempe, Arizona, U.S.
July 13, 2002

(4) Reading
85 Math Cats were reading fiction books. 74 were reading non-fiction books. How many Math Cats are reading all together?
by Zachary, age 10, grade 4
Throop Elementary School
Mrs. Apple's class
Paoli, Indiana, U.S.
July 16, 2002

(5) Monkeys
There were 40 monkeys sitting on a tree. 15 jumped off. How many monkeys are left?
by Kristi, age 9, grade 4
Port St. Joe Elementary School
Mrs. Odum's class
St. Joe, Florida, U.S.
July 16, 2002

(6) Thousands of Cats
I had 100 cats. One ran away, then ten ran away. How many cats were there now?
by Missy, age 7, grade 2
Porter Magnet Elementary School
Mrs. Damatteo's class
Syracuse, New York, U.S.
July 19, 2002

(7) Dolphins
There are 18 dolpins in the Atlantic Ocean. 20 swim in from the Pacific Ocean. Now how many are in the Atlantic Ocean?
by Mitty, age 10, grade 5
PASC School
Ms. Dianne's class
Deltona, Florida, U.S.
July 19, 2002

(8) Cots
There were 30 cots. 15 get lost or broken. How many are left?
by Graeme, age 5, grade 1
Terrace School
Mr. Adam's class
Waipukurau
July 22, 2002

(9) Friends
There were 100 friends. 57 of them did not want to be friends any more. How many friends were left?
by Caitlin, age 10, grade 4
Maron School
Mrs. Lowery's class
St. Louis, Missouri, U.S.
July 28, 2002

(10) Apples
There were 999 apples and 200 get eaten. How many apples are left?
by Ryan, age 9, grade 3
Parklands College
Mrs. Severin's class
Cape Town, South Africa
August 1, 2002

© copyright 2002 - by Wendy Petti of Math Cats. All Rights Reserved.

(1) Horses There are 33 horses in a field. 15 horses go into the barn. Then 7 of them come back out. How many horses are standing in the field?		by Kaitlyn, age 10, grade 5 Surrey Centre Elementary School Mrs. Scarlett's class British Columbia July 6, 2002
(2) Homework I did my homework in 20 minutes today. I have 1 hour to finish my homework. How long did it take me to finish my homework?		by Lucy, age 11, grade 5 Munns Public School Mrs. Heath's class Oakville, Ontario, Canada July 9, 2002
(3) Friends I had 5 friends. I got 15 more. How many friends do I have now?		by Sarah, age 9, grade 4 Edu-Prize School Mrs. Unkovich's class Tempe, Arizona, U.S. July 13, 2002
(4) Reading 85 Math Cats were reading fiction books. 74 were reading non-fiction books. How many Math Cats are reading all together?		by Zachary, age 10, grade 4 Throop Elementary School Mrs. Apple's class Paoli, Indiana, U.S. July 16, 2002
(5) Monkeys There were 40 monkeys sitting on a tree. 15 jumped off. How many monkeys are left?		by Kristi, age 9, grade 4 Port St. Joe Elementary School Mrs. Odum's class St. Joe, Florida, U.S. July 16, 2002
(6) Thousands of Cats I had 100 cats. One ran away, then ten ran away. How many cats were there now?		by Missy, age 7, grade 2 Porter Magnet Elementary School Mrs. Damatteo's class Syracuse, New York, U.S. July 19, 2002
(7) Dolphins There are 18 dolpins in the Atlantic Ocean. 20 swim in from the Pacific Ocean. Now how many are in the Atlantic Ocean?		by Mitty, age 10, grade 5 PASC School Ms. Dianne's class Deltona, Florida, U.S. July 19, 2002
(8) Cots There were 30 cots. 15 get lost or broken. How many are left?		by Graeme, age 5, grade 1 Terrace School Mr. Adam's class Waipukurau July 22, 2002
(9) Friends There were 100 friends. 57 of them did not want to be friends any more. How many friends were left?		by Caitlin, age 10, grade 4 Maron School Mrs. Lowery's class St. Louis, Missouri, U.S. July 28, 2002
(10) Apples There were 999 apples and 200 get eaten. How many apples are left?		by Ryan, age 9, grade 3 Parklands College Mrs. Severin's class Cape Town, South Africa August 1, 2002