Number Patterns
Complete the pattern:
4, 9, 14, __, __
19, 24
Work:
9 − 4 = 5
14 − 9 = 5
Rule = +5
14 + 5 = 19
19 + 5 = 24
⬜ 🔺 ⬜ 🔺 ⬜ ___
What is next?
🔺
7 + (4 × 5)= ?
27
Work:
4 × 5 = 20
7 + 20 = 27
9 ___ 3 = 27
Work:
9 × 3 = 27
✅ Answer: ×
Length = 7
Width = 8
What is the area?
Work:
Area = length × width
7 × 8 = 56
✅ Answer: 56 square units
Find the perimeter of a square with side length 9.
Work:
9 + 9 + 9 + 9 = 36
✅ Answer: 36 units
Complete the pattern:
120, 110, 100, __, __
90, 80
Work:
110 − 120 = −10
100 − 110 = −10
100 − 10 = 90
90 − 10 = 80
🔴 🔵 🔵 🔴 🔵 🔵 __ __
What is the next two?
🔴 🔵
Work:
Pattern: 🔴 🔵 🔵
After 🔴 🔵 🔵 → starts again
(9 + 6) × 2 = ?
30
Work:
9 + 6 = 15
15 × 2 = 30
✅ Answer: 30
18 ___ 6 = 3
Work:
18 ÷ 6 = 3
✅ Answer: ÷
You have a Square with side length 9 and side width 9. What's the area?
Work:
9 × 9 = 81
✅ Answer: 81 square units
A rectangle has sides 8 and 6.
Find the perimeter.
Work:
8 + 8 + 6 + 6 = 28
✅ Answer: 28 units
Complete the pattern:
6, 12, 24, __, __
48, 96
Work:
12 ÷ 6 = 2
24 ÷ 12 = 2
24 × 2 = 48
48 × 2 = 96
(Rule: x2)
🟥 🟥 🟦 🟦 🟥 🟥 ___
What's next?
🟦
Work:
Pattern: 🟥 🟥 🟦 🟦
After 🟥 🟥 → next is 🟦
8 + 6 × 7 = ?
Work:
6 × 7 = 42
8 + 42 = 50
✅ Answer: 50
5 ___ 5 ___ 5 = 20
Work:
5 × 5 = 25
25 − 5 = 20
✅ Answer: ×, −
Area = 63
One side = 7
Find the other side
Work:
63 ÷ 7 = 9
✅ Answer: 9
A shape has perimeter 36 and 4 equal sides.
What is one side length?
Work:
36 ÷ 4 = 9
✅ Answer: 9
Complete the pattern:
95, 85, __, __, 55
75, 65
Work:
85 − 95 = −10
95 − 10 = 85
85 − 10 = 75
75 − 10 = 65
65 − 10 = 55 ✔
Rule: -10
⬛ ⬜ ⬜ ⬛ ⬜ ⬜ ___
⬛
Work:
Pattern: ⬛ ⬜ ⬜
Repeats again
64 − 8 × 6 = ?
Work:
8 × 6 = 48
64 − 48 = 16
✅ Answer: 16
7 ___ 3 ___ 4 = 25
Work:
7 × 3 = 21
21 + 4 = 25
✅ Answer: ×, +
Length = 12
Width = 7
What's the area?
Work:
12 × 7 = 84
✅ Answer: 84 square units
A rectangle has perimeter 50.
One side is 15.
Find the other side.
Work:
50 ÷ 2 = 25
25 − 15 = 10
✅ Answer: 10
Complete the pattern:
160, 144, __, __, 112
128, 112
Work:
144 − 160 = −16
144 − 16 = 128
128 − 16 = 112 ✔
Rule: -16
🔺 🔺 🔴 🔴 🔺 🔺 🔴 🔴 ___
What's next?
Answer: 🔺
Work:
Pattern: 🔺 🔺 🔴 🔴
After 🔴 🔴 → starts again
90 − (6 × 12) + 6 = ?
Work:
6 × 12 = 72
90 − 72 = 18
18 + 6 = 24
✅ Answer: 24
8 ___ 4 ___ 3 = 29
Work:
8 × 4 = 32
32 − 3 = 29
✅ Answer: ×, −
Area = 72
One side = 8
Find the other side
Work:
72 ÷ 8 = 9
✅ Answer: 9
Rectangle sides are 18 and 12
Find the perimeter.
Work:
18 + 18 + 12 + 12 = 60
✅ Answer: 60 units