Story time 📖
Tap play and I''ll read this lesson to you like a story.
A is a of or to a . the you out what . Each in a is called a .
2, 4, 6, 8, 10 — the is "add 2 each ". These are the even ! Odd the "add 2" from 1: 1, 3, 5, 7, 9.
Tip: log in to save your score and track progress.
Log in to mark this lesson complete and track your progress.
Loved this? Share the fun!
Some by . The 1, 2, 4, 8, 16 by 2 each . This is called a . that add the each (like 3, 6, 9, 12) are called .
| Sequence | Rule | Next term |
|---|---|---|
| 2, 4, 6, 8 | Add 2 | 10 |
| 5, 10, 15, 20 | Add 5 | 25 |
| 20, 17, 14, 11 | Subtract 3 | 8 |
| 1, 2, 4, 8 | Multiply by 2 | 16 |
| 1, 1, 2, 3, 5 | Add the two before | 8 |
🧩 Continue this sequence in the right order: 5, 10, 15, ?, ?
To the , at the gap between . 3, 7, 11, 15 — the gap is 4, so the is "add 4".
can also . 20, 17, 14, 11 the " 3". The would be 11 − 3 = 8. a or is the to the .
🔗 Match each sequence to its rule.
2, 4, 6, 8
5, 10, 15, 20
20, 17, 14, 11
1, 2, 4, 8
in . The 3 3, 6, 9, 12, 15... Every is a of 3. The sum of every of 9 up to 9 (e.g. 18: 1+8=9; 27: 2+7=9). That is a !
The — 1, 1, 2, 3, 5, 8, 13 — has a : each is the sum of the two before it. 1+1=2, 1+2=3, 2+3=5, and so on. It in and in !
✍️ Find the missing numbers in these sequences.
10, 20, 30, , 50 — : add 10. And 1, 2, 4, 8, — : by 2.
can be made of too. A like , , , , , every 3 . To the 7th , that 7 = 6 + 1, so it the again — the 7th is a .
| Position | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|
| Shape | 🔵 | 🟥 | 🔺 | 🔵 | 🟥 | 🔺 | 🔵 |
🗂️ Sort each number: is it in the 6 times table, or not?
18
25
42
40
🃏 Flip a card to test the 6 times table.
Tap each card to see the answer.
Log in to chat with your friendly tutor. 🤖