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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.

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Age band:Ages 7-9 Ages 10-12

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Worksheet StudioPractice pack · Ages 10-12

Celsius & Fahrenheit conversions

Take your time. Show your thinking.

1. Convert a weather reading of -5 °C to degrees Fahrenheit using F = (9/5)C + 32.
-5 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
2. Convert a weather reading of -10 °C to degrees Fahrenheit using F = (9/5)C + 32.
-10 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
3. Convert a weather reading of 80 °C to degrees Fahrenheit using F = (9/5)C + 32.
80 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
4. Convert a weather reading of 15 °C to degrees Fahrenheit using F = (9/5)C + 32.
15 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
5. Convert a weather reading of 5 °C to degrees Fahrenheit using F = (9/5)C + 32.
5 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
6. Convert a weather reading of 50 °C to degrees Fahrenheit using F = (9/5)C + 32.
50 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
7. Convert a weather reading of 40 °C to degrees Fahrenheit using F = (9/5)C + 32.
40 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
8. Convert a weather reading of 75 °C to degrees Fahrenheit using F = (9/5)C + 32.
75 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
9. Convert a weather reading of 120 °C to degrees Fahrenheit using F = (9/5)C + 32.
120 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
10. Convert a weather reading of 30 °C to degrees Fahrenheit using F = (9/5)C + 32.
30 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
11. Convert a weather reading of 20 °C to degrees Fahrenheit using F = (9/5)C + 32.
20 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
12. Convert a weather reading of 70 °C to degrees Fahrenheit using F = (9/5)C + 32.
70 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…

12 questions · Seed 104767 · 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 -5 °C to degrees Fahrenheit using F = (9/5)C + 32.
23 °F
F = (9 ÷ 5) × -5 + 32 = -9 + 32 = 23 °F.
2. 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.
3. Convert a weather reading of 80 °C to degrees Fahrenheit using F = (9/5)C + 32.
176 °F
F = (9 ÷ 5) × 80 + 32 = 144 + 32 = 176 °F.
4. Convert a weather reading of 15 °C to degrees Fahrenheit using F = (9/5)C + 32.
59 °F
F = (9 ÷ 5) × 15 + 32 = 27 + 32 = 59 °F.
5. 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.
6. 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.
7. Convert a weather reading of 40 °C to degrees Fahrenheit using F = (9/5)C + 32.
104 °F
F = (9 ÷ 5) × 40 + 32 = 72 + 32 = 104 °F.
8. Convert a weather reading of 75 °C to degrees Fahrenheit using F = (9/5)C + 32.
167 °F
F = (9 ÷ 5) × 75 + 32 = 135 + 32 = 167 °F.
9. 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.
10. 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.
11. Convert a weather reading of 20 °C to degrees Fahrenheit using F = (9/5)C + 32.
68 °F
F = (9 ÷ 5) × 20 + 32 = 36 + 32 = 68 °F.
12. Convert a weather reading of 70 °C to degrees Fahrenheit using F = (9/5)C + 32.
158 °F
F = (9 ÷ 5) × 70 + 32 = 126 + 32 = 158 °F.

12 questions · Seed 104767 · 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 -5 °C to degrees Fahrenheit using F = (9/5)C + 32.
-5 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
2. Convert a weather reading of -10 °C to degrees Fahrenheit using F = (9/5)C + 32.
-10 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
3. Convert a weather reading of 80 °C to degrees Fahrenheit using F = (9/5)C + 32.
80 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
4. Convert a weather reading of 15 °C to degrees Fahrenheit using F = (9/5)C + 32.
15 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
5. Convert a weather reading of 5 °C to degrees Fahrenheit using F = (9/5)C + 32.
5 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
6. Convert a weather reading of 50 °C to degrees Fahrenheit using F = (9/5)C + 32.
50 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
7. Convert a weather reading of 40 °C to degrees Fahrenheit using F = (9/5)C + 32.
40 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
8. Convert a weather reading of 75 °C to degrees Fahrenheit using F = (9/5)C + 32.
75 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
9. Convert a weather reading of 120 °C to degrees Fahrenheit using F = (9/5)C + 32.
120 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
10. Convert a weather reading of 30 °C to degrees Fahrenheit using F = (9/5)C + 32.
30 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
11. Convert a weather reading of 20 °C to degrees Fahrenheit using F = (9/5)C + 32.
20 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…
12. Convert a weather reading of 70 °C to degrees Fahrenheit using F = (9/5)C + 32.
70 °C · 9 · 5 · 32 · Celsius & Fahrenheit conve…

12 questions · Seed 104767 · 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 -5 °C to degrees Fahrenheit using F = (9/5)C + 32.
23 °F
F = (9 ÷ 5) × -5 + 32 = -9 + 32 = 23 °F.
2. 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.
3. Convert a weather reading of 80 °C to degrees Fahrenheit using F = (9/5)C + 32.
176 °F
F = (9 ÷ 5) × 80 + 32 = 144 + 32 = 176 °F.
4. Convert a weather reading of 15 °C to degrees Fahrenheit using F = (9/5)C + 32.
59 °F
F = (9 ÷ 5) × 15 + 32 = 27 + 32 = 59 °F.
5. 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.
6. 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.
7. Convert a weather reading of 40 °C to degrees Fahrenheit using F = (9/5)C + 32.
104 °F
F = (9 ÷ 5) × 40 + 32 = 72 + 32 = 104 °F.
8. Convert a weather reading of 75 °C to degrees Fahrenheit using F = (9/5)C + 32.
167 °F
F = (9 ÷ 5) × 75 + 32 = 135 + 32 = 167 °F.
9. 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.
10. 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.
11. Convert a weather reading of 20 °C to degrees Fahrenheit using F = (9/5)C + 32.
68 °F
F = (9 ÷ 5) × 20 + 32 = 36 + 32 = 68 °F.
12. Convert a weather reading of 70 °C to degrees Fahrenheit using F = (9/5)C + 32.
158 °F
F = (9 ÷ 5) × 70 + 32 = 126 + 32 = 158 °F.

12 questions · Seed 104767 · Age guidance, not curriculum certification