49 slides. Visual presentation for subtracting 2-digit numbers using number lines, open (empty) number lines, hundred grid and base ten materials. Includes bridging ten and regrouping examples. Interactive PowerPoint Think Bubble Math 207
6 pp. Includes worksheets, number lines and hundred grid. Accompanies Interactive PowerPoint Think Bubble Math 207.
34 slides. Visual presentation of algorithms for subtracting from 2-, 3- and 4-digit numbers, including regrouping and zeros.
4 pp. Worksheets to practise subtraction from 2- and 3-digit numbers. Accompanies Interactive PowerPoint Think Bubble Math 307.
48 slides. Visual presentation of algorithms for subtracting 4-digit numbers and decimals. Includes regrouping and zeros.
4 pp. Worksheets to accompany Interactive PowerPoint Think Bubble Math 407.
Subtraction facts with vertical and horizontal layouts.
Subtraction algorithms: 2-digit take 2-digit with no regrouping. Includes vertical and horizontal layouts.
Subtraction algorithms: 2-digit take 1-digit with regrouping. Includes vertical and horizontal layouts.
Subtraction algorithms: 2-digit take 2-digit with regrouping. Includes vertical and horizontal layouts.
Subtraction algorithms: 3-digit take 2-digit with regrouping. There are NO ZEROS in the tens place. Includes vertical and horizontal layouts.
Subtraction algorithms: 3-digit take 2-digit with regrouping. Includes vertical and horizontal layouts.
Subtraction algorithms: 3-digit take 3-digit with regrouping. Includes vertical and horizontal layouts.
Subtraction algorithms: 4-digit take 4-digit with regrouping. Includes vertical and horizontal layouts.
Subtraction algorithms: 5 or more digits. Includes vertical and horizontal layouts.
Subtraction questions of 2- or 3-digit numbers which include tenths. Algorithm is vertical; some questions are presented horizontally, requiring students to rewrite the question vertically to solve.
Subtraction questions of 3- or 4-digit numbers which include hundredths. Algorithm is vertical; some questions are presented horizontally, requiring students to rewrite the question vertically to solve.
Subtraction questions of 4- or 5-digit numbers which include thousandths. Algorithm is vertical; some questions are presented horizontally, requiring students to rewrite the question vertically to solve.
Order of operations with addition and subtraction number facts, without brackets or parentheses. Also includes all operations number fact revision.
Order of operations with addition and subtraction number facts with brackets or parentheses. Also includes all operations number fact revision.
Notes on how to model problem solving and to write the number sentence.
Notes on how to model problem solving and to write the number sentence.
free
6pp. Features and funcitons of the Scrolling Hundred Board Gadget: A hundred board that scrolls from 0 to 2000. Scrolling arrows and options allow for counting, highlighting multiples and special numbers.
20pp. Activites and ideas for using the Scrolling Hundreds Board. Matching lesson plans, templates and worksheets are available as other resources.
9pp. Subtracting using the Scrolling Hundred Board. Includes activities ranging from simple 2 digit take 1 digit, through to 3 digit take 3 digit with regrouping.
Page revises all four operations in a fun colouring-in activity.
Page revises all four operations in a fun colouring-in activity.
Page revises all four operations in a fun colouring-in activity.
