dodecahedron polyhedra

math image

math image

math lessons, help and practice (arithmetic)geometry and math art (fractals, tessellations, polyhedra and more)math gamesThinking puzzles and online jigsaw puzzlesother fun for kids
math spacermath for teachers (resources, support and ideas)math for parents (resources, support, ideas)spike's game zoneCoolmath.commath spacer

Coolmath's Subtraction Lessons

math image

Learning how to subtract for the first time?  Then get a parent or big kid to help with this stuff.

Know your basics, but need to get better at doing subtraction in your head without counting on your fingers?  Need to know about  regrouping (borrowing) and subtracting bigger numbers?  This is the place, so dive right in!

Basic Subtraction Lessons:

Monster

Spike

Zeebo

Monster

Subtraction Lesson 1:
A parent-kid math lesson
How Subtraction Works
A beginner's lesson using sets
Subtraction Lesson 2:
A parent-kid math lesson
Yardstick Arithmetic
Learning to see subtraction in your head so you don't have to count on your fingers
Subtraction Lesson 3:
A parent-kid math lesson
What Numbers Go Together?
An addition and subtraction overview (number families) to see the big picture
Subtraction Lesson 4: Place Value Review
Getting ready for two digit subtraction
Subtraction Lesson 5: Two Digit Subtraction
Easy - with no regrouping (borrowing)
Subtraction Lesson 6: Two Digit Subtraction
Learning how to regroup (borrow)
Subtraction Lesson 7: Three Digit Subtraction
How to subtract really big numbers

Remembering Your Subtraction Facts for 1-10:

blob Flash Cards for Subtraction blob

Practicing Your Subtraction:

blob
blob
Number Monster
Special Edition for Subtraction!
Basic subtraction facts, two and three
column subtraction
blob
blob
The Timernator
How many subtraction problems
can you do in one minute?
blob
blob
This link will take you over to Coolmath-Games.com
blob -------- Subtraction Blast --------
How fast can you shoot the targets to get down to zero?
blob


 

.....:::::::::::::::  HELP SUPPORT COOLMATH  :::::::::::::::.....
:::::::  link to us   :::::::   advertise with us  :::::::

 ||  about us  ||  safe surfing  ||  privacy policy  ||  terms of use  ||  copyrights & fair use  ||
||  math  ||  math for ages 13-100  ||  math for kids  ||  math for teachers  ||  math for parents  ||  math games  ||  algebra  ||
||  math help lessons  ||  math practice problems  ||  online math dictionary  ||  algebra books  || math anxiety  ||
||  science  ||  free online games and puzzles  ||  continuing teacher education  ||

Thanks for visiting Coolmath4kids.com
© 1997-2009 Coolmath.com, Inc.