Our worldAges 10-12

Celsius & Fahrenheit conversions

Convert temperatures from degrees Celsius (°C) to degrees Fahrenheit (°F) using F = (9/5)C + 32. Review suitability for your learners before teaching.

New variation Try interactive challenge Browse templates

Age band:Ages 7-9 Ages 10-12

Choose “Save as PDF” to keep a copy. Use your browser’s paper setting for A4 or Letter.

Worksheet StudioPractice pack · Ages 10-12

Celsius & Fahrenheit conversions

Take your time. Show your thinking.

1. Convert a weather reading of 30 °C to degrees Fahrenheit using F = (9/5)C + 32.
30 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
2. Convert a weather reading of 55 °C to degrees Fahrenheit using F = (9/5)C + 32.
55 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
3. Convert a weather reading of 120 °C to degrees Fahrenheit using F = (9/5)C + 32.
120 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
4. Convert a weather reading of 5 °C to degrees Fahrenheit using F = (9/5)C + 32.
5 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
5. Convert a weather reading of 60 °C to degrees Fahrenheit using F = (9/5)C + 32.
60 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
6. Convert a weather reading of 65 °C to degrees Fahrenheit using F = (9/5)C + 32.
65 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
7. Convert a weather reading of -10 °C to degrees Fahrenheit using F = (9/5)C + 32.
-10 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
8. Convert a weather reading of 125 °C to degrees Fahrenheit using F = (9/5)C + 32.
125 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
9. Convert a weather reading of 50 °C to degrees Fahrenheit using F = (9/5)C + 32.
50 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
10. Convert a weather reading of 35 °C to degrees Fahrenheit using F = (9/5)C + 32.
35 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
11. Convert a weather reading of 10 °C to degrees Fahrenheit using F = (9/5)C + 32.
10 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
12. Convert a weather reading of 45 °C to degrees Fahrenheit using F = (9/5)C + 32.
45 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…

12 questions · Seed 47 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 10-12

Celsius & Fahrenheit conversions

Answers and reasoning. Review before teaching.

1. Convert a weather reading of 30 °C to degrees Fahrenheit using F = (9/5)C + 32.
86 °F
F = (9 ÷ 5) × 30 + 32 = 54 + 32 = 86 °F.
2. Convert a weather reading of 55 °C to degrees Fahrenheit using F = (9/5)C + 32.
131 °F
F = (9 ÷ 5) × 55 + 32 = 99 + 32 = 131 °F.
3. Convert a weather reading of 120 °C to degrees Fahrenheit using F = (9/5)C + 32.
248 °F
F = (9 ÷ 5) × 120 + 32 = 216 + 32 = 248 °F.
4. Convert a weather reading of 5 °C to degrees Fahrenheit using F = (9/5)C + 32.
41 °F
F = (9 ÷ 5) × 5 + 32 = 9 + 32 = 41 °F.
5. Convert a weather reading of 60 °C to degrees Fahrenheit using F = (9/5)C + 32.
140 °F
F = (9 ÷ 5) × 60 + 32 = 108 + 32 = 140 °F.
6. Convert a weather reading of 65 °C to degrees Fahrenheit using F = (9/5)C + 32.
149 °F
F = (9 ÷ 5) × 65 + 32 = 117 + 32 = 149 °F.
7. Convert a weather reading of -10 °C to degrees Fahrenheit using F = (9/5)C + 32.
14 °F
F = (9 ÷ 5) × -10 + 32 = -18 + 32 = 14 °F.
8. Convert a weather reading of 125 °C to degrees Fahrenheit using F = (9/5)C + 32.
257 °F
F = (9 ÷ 5) × 125 + 32 = 225 + 32 = 257 °F.
9. Convert a weather reading of 50 °C to degrees Fahrenheit using F = (9/5)C + 32.
122 °F
F = (9 ÷ 5) × 50 + 32 = 90 + 32 = 122 °F.
10. Convert a weather reading of 35 °C to degrees Fahrenheit using F = (9/5)C + 32.
95 °F
F = (9 ÷ 5) × 35 + 32 = 63 + 32 = 95 °F.
11. Convert a weather reading of 10 °C to degrees Fahrenheit using F = (9/5)C + 32.
50 °F
F = (9 ÷ 5) × 10 + 32 = 18 + 32 = 50 °F.
12. Convert a weather reading of 45 °C to degrees Fahrenheit using F = (9/5)C + 32.
113 °F
F = (9 ÷ 5) × 45 + 32 = 81 + 32 = 113 °F.

12 questions · Seed 47 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Celsius & Fahrenheit conversions

Take your time. Show your thinking.

1. Convert a weather reading of 30 °C to degrees Fahrenheit using F = (9/5)C + 32.
30 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
2. Convert a weather reading of 55 °C to degrees Fahrenheit using F = (9/5)C + 32.
55 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
3. Convert a weather reading of 120 °C to degrees Fahrenheit using F = (9/5)C + 32.
120 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
4. Convert a weather reading of 5 °C to degrees Fahrenheit using F = (9/5)C + 32.
5 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
5. Convert a weather reading of 60 °C to degrees Fahrenheit using F = (9/5)C + 32.
60 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
6. Convert a weather reading of 65 °C to degrees Fahrenheit using F = (9/5)C + 32.
65 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
7. Convert a weather reading of -10 °C to degrees Fahrenheit using F = (9/5)C + 32.
-10 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
8. Convert a weather reading of 125 °C to degrees Fahrenheit using F = (9/5)C + 32.
125 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
9. Convert a weather reading of 50 °C to degrees Fahrenheit using F = (9/5)C + 32.
50 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
10. Convert a weather reading of 35 °C to degrees Fahrenheit using F = (9/5)C + 32.
35 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
11. Convert a weather reading of 10 °C to degrees Fahrenheit using F = (9/5)C + 32.
10 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
12. Convert a weather reading of 45 °C to degrees Fahrenheit using F = (9/5)C + 32.
45 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…

12 questions · Seed 47 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Celsius & Fahrenheit conversions

Answers and reasoning. Review before teaching.

1. Convert a weather reading of 30 °C to degrees Fahrenheit using F = (9/5)C + 32.
86 °F
F = (9 ÷ 5) × 30 + 32 = 54 + 32 = 86 °F.
2. Convert a weather reading of 55 °C to degrees Fahrenheit using F = (9/5)C + 32.
131 °F
F = (9 ÷ 5) × 55 + 32 = 99 + 32 = 131 °F.
3. Convert a weather reading of 120 °C to degrees Fahrenheit using F = (9/5)C + 32.
248 °F
F = (9 ÷ 5) × 120 + 32 = 216 + 32 = 248 °F.
4. Convert a weather reading of 5 °C to degrees Fahrenheit using F = (9/5)C + 32.
41 °F
F = (9 ÷ 5) × 5 + 32 = 9 + 32 = 41 °F.
5. Convert a weather reading of 60 °C to degrees Fahrenheit using F = (9/5)C + 32.
140 °F
F = (9 ÷ 5) × 60 + 32 = 108 + 32 = 140 °F.
6. Convert a weather reading of 65 °C to degrees Fahrenheit using F = (9/5)C + 32.
149 °F
F = (9 ÷ 5) × 65 + 32 = 117 + 32 = 149 °F.
7. Convert a weather reading of -10 °C to degrees Fahrenheit using F = (9/5)C + 32.
14 °F
F = (9 ÷ 5) × -10 + 32 = -18 + 32 = 14 °F.
8. Convert a weather reading of 125 °C to degrees Fahrenheit using F = (9/5)C + 32.
257 °F
F = (9 ÷ 5) × 125 + 32 = 225 + 32 = 257 °F.
9. Convert a weather reading of 50 °C to degrees Fahrenheit using F = (9/5)C + 32.
122 °F
F = (9 ÷ 5) × 50 + 32 = 90 + 32 = 122 °F.
10. Convert a weather reading of 35 °C to degrees Fahrenheit using F = (9/5)C + 32.
95 °F
F = (9 ÷ 5) × 35 + 32 = 63 + 32 = 95 °F.
11. Convert a weather reading of 10 °C to degrees Fahrenheit using F = (9/5)C + 32.
50 °F
F = (9 ÷ 5) × 10 + 32 = 18 + 32 = 50 °F.
12. Convert a weather reading of 45 °C to degrees Fahrenheit using F = (9/5)C + 32.
113 °F
F = (9 ÷ 5) × 45 + 32 = 81 + 32 = 113 °F.

12 questions · Seed 47 · Age guidance, not curriculum certification