34 slides. Addition using ‘bridging ten” strategy on number lines. Open number lines introduced to solve problems. Interactive PowerPoint Think Bubble Math 205
3 pp. Addition bridging ten worksheets to accompany “Bridging Ten on Open Number Lines” [PowerPoint TBM205]
39 slides. Visual presentation of strategies to aid learning of addition facts +1, +2, +3, build to ten rainbow facts. Interactive PowerPoint Think Bubble Math 301
110 slides. 5 Daily Practice Sets of the addition facts +1, +2, +3, build to ten rainbow facts, focussing on one set per day and revising on the fifth. Visual presentation of strategies used. Interactive PowerPoint Think Bubble Math 301
35 slides. Visual presentation of strategies to aid learning of addition facts doubles and doubles +1 as well as revision. Interactive PowerPoint Think Bubble Math 302
110 slides. 5 Daily Practice Sets of the addition facts doubles and doubles +1 as well as revision.. Visual presentation of strategies used. Interactive PowerPoint Think Bubble Math 302
39 slides. Visual presentation of strategies to aid learning of addition facts +9 and +8 near ten facts and remaining facts. Interactive PowerPoint Think Bubble Math 303
110 slides. 5 Daily Practice Sets of the addition facts +9 and +8 near ten facts and remaining facts.. Visual presentation of strategies used. Interactive PowerPoint Think Bubble Math 303
50 slides. Adding 2 digit numbers with regrouping using number lines, open (empty) number lines, hundred board and base ten materials. Interactive PowerPoint Think Bubble Math 206
6 pp. Worksheets to accompany Interactive PowerPoint Think Bubble Math 206.
41 slides. Visual presentation of adding multiple 2-digit numbers and 3-digit numbers. 4 lessons. Regrouping included; regrouped digits are above the answer (v2 available; regrouped digits above the top numeral). Interactive PowerPoint Think Bubble Math 306
41 slides. Visual presentation of adding multiple 2-digit numbers and 3-digit numbers. 4 lessons. Regrouping included; regrouped digits are above the top numeral (v1 available; regrouped digits above the answer). Interactive PowerPoint Think Bubble Math 306
4 pp. Worksheets to accompany Interactive PowerPoint Think Bubble Math 306.
53 slides. Visual presentation of adding multiple 3 digit numbers and 4 digit numbers. 4 lessons. Regrouping included; regrouped digits are above the answer (v2 available; regrouped digits above the top numeral). Interactive PowerPoint Think Bubble Math 406 v1
53 slides. Visual presentation of adding multiple 3 digit numbers and 4 digit numbers. 4 lessons. Regrouping included; regrouped digits are above the top numeral (v1 available; regrouped digits above the answer). Interactive PowerPoint Think Bubble Math 406 v2
4 pp. Worksheets to accompany Interactive PowerPoint Think Bubble Math 406.
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.
45 slides. Visual presentations of stories about adding and subtracting with and without the “+” and “–” signs. Includes ten frame representations of the operation. Interactive PowerPoint Think Bubble Math 005
35 slides. Doubling and halving numbers to 20. Mental strategy used with ten frames to encourage subitizing of answers. Counters animate. Interactive PowerPoint Think Bubble Math 203
4 pp. Worksheets accompanying “Stories About Adding or Sharing” [PowerPoint TBM005]
32 slides. Adding and subtracting using count on and back 1, 2, 3. Use number lines to help students count. Interactive PowerPoint Think Bubble Math 102
4 pp. Adding and subtraction using count on and back 1, 2, 3. Worksheets accompany “Count On and Back 1, 2, 3” [PowerPoint TBM102]
39 slides. Addition and related turnaround facts linked with subtraction to make 10. Uses ten frames to visually link the fact families Rainbow facts are explored. Interactive PowerPoint Think Bubble Math 104
1 p. Single ten frame for duplication. There are two ten frames on the sheet. Print one per two students. Cut and laminate. Use with “Building to Ten, Rainbow Facts” [PowerPoint TBM104]
28 slides. Addition and related turnaround facts linked with subtraction. Uses ten frames to visually connect the different concepts. Interactive PowerPoint Think Bubble Math 103
