A Book About Counting Numbers and Operations Grades K/1 Students make sets and count forward and backward using the numbers 1-10.. My Sister is in 3rd Grade: Putting Numbers in Order Nu
Trang 1Wo r d s fo
r M ath
C omp a r iso
ns
Trang 2Words for Math Comparisons
Trang 3© 2008 Rourke Publishing LLC
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PHOTO CREDITS: © Christine Balderas: title page, page 4, 11; © Nancy Brammer: page 4; © Michal Besser: page 5;
© Francisco Romero: page 7; © Peter Hansen: page 8 © Franklin Lugenbeel: page 10, 11; © Cloki, © Bluestocking: page 11;
© Felix Möckel: page 13; © Siberia, © Brian McEntire: page 15; © Michael Valdez: page 17; © Ryan KC Wong,
© Julián Rovagnati,: page 19; © Bluestocking: page 21; © Soubrette: page 22.
Editor: Robert Stengard-Olliges
Cover design by Nicola Stratford.
Library of Congress Cataloging-in-Publication Data
Freeman, Marcia S (Marcia Sheehan),
1937-More ice cream : words for math comparisons / Marcia S Freeman.
p cm (Math focal points)
Printed in the United States of America, North Mankato, Minnesota
Trang 5How many more players are on the green team?How much more ice cream can
Objects and Stuff
Trang 6Why are there fewer fish in the class aquariumtoday? How much less water does our aquariumhave than the one in the office?
Trang 7Objects are things we can count, such as books
and bananas Stuff is a word to describe such
things as sand, water, and air You can’t count
stuff unless you put it in a container
Trang 8We use words such as many, much, some, a lot,
lots of, gobs, tons, and dozens to describe
numbers of objects and quantities of stuff
Trang 9When you talk about quantities of objects, yousimply use numbers You say, “I have 32 marbles.”
Trang 10When you talk about amounts of stuff that you
can’t count such as sand, water, and air, you
might say, “I have a lot of sand.”
Trang 11Or, you can put the stuff in containers and thencount how many containers You might say, “I
Trang 12How Many? How Much?
Trang 13How do you know which words to use
when you compare quantities of pebbles
or pudding, sisters or syrup, marshmallows
or milk?
Comparing Numbers
of Objects and Amounts
of Stuff
Trang 15When you compare things that you can countlike children, you say, “How many more?”
How many more girls are there than boys?
Many or Much?
Trang 17When you compare stuff that you can’t count likesoup or salad, you say, “How much more?”
How much more salad do you have
than James?
Trang 19Do you have fewer cookies than your classmate
or do you have less cookies? Do you have fewer
milk in your glass than your sister or do you have
less milk?
Fewer or Less?
Trang 21The rule for fewer and less is simple:
use fewer if you can count the things, use less if
you can’t
Fewer pancakes, less syrup
Trang 23How many more or how much more? Fewer than
or less than? Now, you are ready to compare thenumbers of objects and quantities of stuff in
your world
Trang 24amount (uh MOUNT) — how much of something there is
container (kon TAIN er) — something to put things in,
such as a box, can, or bowl
quantities (kwant uh tees) — amounts or numbers
of things
syrup (SUR uhp) — a thick sweet liquid
Trang 25Further Reading
Endres, Hallie How Much Money? Yellow Umbrella Books, 2006.
Giganti, Paul Jr How Many Blue Birds Flew Away? Greenwillow
About the Author
Marcia S Freeman loves writing nonfiction for children Her fifty or more children’s books include science, geography, and math titles A Cornell
Trang 271, 2, 3, Go! A Book About Counting
Numbers and Operations (Grades K/1)
Students make sets and count forward and
backward using the numbers 1-10.
My Sister is in 3rd Grade: Putting Numbers in Order
Numbers and Operations (Grades K/1)
Students learn about ordinal numbers,
relative magnitudes and number lines.
Sticky Fingers: Exploring the Number 5
Numbers and Operations and Algebra (Grades K/1)
Students use the number 5 to learn addition
and subtraction strategies.
A Dozen Cousins: Exploring the Number 12
Numbers and Operations and Algebra (Grades K/1)
Students use the number 12 to learn about sets including
comparing, adding to, taking away from, and part to whole
Shapes and Patterns We Know:
A Book About Shapes and Patterns
Geometry (Grades K/1)
Students identify and describe common geometric
shapes and patterns found in nature
What is Big Compared to Me? A Book About Measurements
Measurement (Grades K/1)
Students learn about ordering and comparing objects
by measurable attributes
Mashed Potatoes: Collecting Data
Numbers and Operations (Grades 2/3)
Students learn about comparing data in the base
ten numeration system.
Is an Inchworm an Inch? Measuring with Fractions
Numbers and Operations (Grades 2/3)
Students learn about using fractions and units
in linear measurement.
What Makes 10? A Book About Number Facts
Number and Operations and Algebra (Grades 2/3)
Students learn about carrying and regrouping in the
base ten numeration system.
Multiply by Hand: The Nines Facts
Number and Operations and Algebra (Grades 2/3)
Students learn basic multiplication and division strategies.
More Pudding: Words for Math Comparisons
Measurement (Grades 2/3)
Students learn about math words and symbols we
use to compare different things.
Taking Sides: Exploring Geometry
Geometry (Grades 2/3)
Students use attributes and properties of two-dimensional shapes to solve problems.