Number Energizers

Mental MathResults from the Mental Math Survey: Student Weaknesses:

Number Sense Subtraction Fluency with basic facts Multiplication & Division Application of strategies & basic facts Basic computation Problem Solving

Mental MathResults from the Mental Math Survey: Resources:

Mental Math in the Primary Grades Mental Math in the Middle Grades Drops in the Bucket Week-by-Week Essentials Marcy Cook resources

Mental Math Activities:

White boards Calculator Wrap-Ups Flashcards Essentials games Games – Shoot-Out, Around the World, Zang,

War, Bingo, I Have, Relays, Battleship, Baseball, Dice

Songs, Raps, Dances, Videos, Riddles, & Poems Hundreds Board & Number Tiles Activities Computer Games

Mental Math

Mental math and number senseactivities should be a daily part of math instruction.

Focus on mental math strategies 10—20 minutes a day (3-5 times a

week) Practice number sense activities

Mystery NumberWhat number am I?

I am more than 5. I am odd. I am not the number of days in a week.

What number am I? I am even. If you double me, I am still less than 10. I am twice an even number.

Number SENSE, Dale Seymour Publications

Mystery NumberWhat number am I?

My digits total 5. I am less than 100. I am a multiple of 4.

What number am I? I am odd. My digits add to 7. I am a multiple of 5.

Number SENSE, Dale Seymour Publications

Target Number Adding two different numbers. Subtracting two different numbers. Adding three different numbers. Adding and subtracting. Starting with a number

greater than 10. Adding numbers that are the same. Starting with the target number.

Number SENSE, Dale Seymour Publications

Logic Number Puzzles1. It is a 3-digit number.2. The number is odd.3. The number is less than 800.4. The tens digit is an even number.5. The number is greater than 700.6. The ones digit is greater than the

hundreds digit.7. The number is less than 720.

www.mathwire.com

Number Tiles Start with the value of a dime Add 3 Take away 4 Minus the value of a nickel Subtract the number of sides on a

triangle Add 7 Minus 5 You should be on the number of sides

on what polygon?

Mental Math with Tiles & The Hundred Chart by Marcy Cook

94

Number Tiles Start with 1 more than the number of

sides on a triangle Add 3 Subtract the value of a penny Plus 8 Minus the number in a pair Add 9 Take away 1 You should be on a number you hear

when counting by ten

Mental Math with Tiles & The Hundred Chart by Marcy Cook

37

Tiles in a LineNumber right before 74Sum of 8 and 7Number of sides on a rhombusProduct of 7 and 4Largest 2-digit multiple of 10Number in half a dozen

Communicating with Tiles by Marcy Cook

40

Tiles in a LineNumber of sides on any

quadrilateralLargest 2-digit even numberSum of 8 and half of 8Value of three quartersMultiple of 10 larger than 40Smallest number of sides on a

polygon

Communicating with Tiles by Marcy Cook

15

Find XX is an odd numberX is less than 6X is between 0 and 5X is not the number of

sides on a triangleFind the X Tile by Marcy Cook

Find XX is more than the number

of sides on a squareX is an odd numberX is not the number of

days in a weekX is between 1 and 9Find the X Tile by Marcy Cook

Hundred Board Start with the number of sides on a

triangle Plus 20 Add 11 Minus the value of a dime Plus 3 Subtract 1 Take away 4 Plus 30 Plus 5 Minus 10 Add 2 Add 10 Take away 4 You should be on a palindromic number

Mental Math with Tiles & The Hundred Chart by Marcy Cook

Hundred Board Start with the number of letters in the

alphabet Plus 19 Add a dozen Minus 10 Subtract 2 Plus 30 Take away 3 Plus 11 Minus 9 Subtract 12 Minus 11 Plus 40 Add 3 Take away 10 Plus 2 Plus a dozen Add the value of a

penny You should be on a palindromic number

Mental Math with Tiles & The Hundred Chart by Marcy Cook

Hundred Board Art Cover It Daily on The 100 Chart

by Marcy Cook Color It on the Hundred Chart

by Marcy Cook Hundreds Board Activities

by Marilyn Preddy

Watch Those Signs!

1 2 3 4

+ - x ÷ Make 0 Make 2 Make 10

Number SENSE, Dale Seymour Publications

Watch Those Signs!

5 5 5 5

+ - x ÷ What numbers can you make? Make 100

Number SENSE, Dale Seymour Publications

Additional Activities Get It Together

by Tim Erickson Group Solutions

by GEMS Digit Detective & Skillboard Math

by Kim Sutton by Marcy Cook Nimble with Numbers

by Dale Seymour Publications Navigations

by NCTM

Computation Games

Navigating Through Number & Operations (K-2)Four in a RowHit the Target

Close to 100 Race to Zero

What games or activities do you use to help

improve the number sense of your students?