Find the rate of change from a table
8th grade (Year 9 in England) · 16 questions · Common Core: 8.F.B.4 · England: KS3 Algebra, GCSE Foundation Algebra
Name
Date
Score/ 16
Question 1
x: 0, 2, 4, 6. y: 2, 5, 8, 11. Find the slope. Give a fraction in simplest form.
Answer(as a fraction)
Question 2
A phone's battery charge (%) is measured while charging. After 1, 2, 4 and 5 ten-minute periods it reads 5, 10, 20, 25%. By how many percentage points does it rise per ten-minute period?
Answer
Question 3
x: 2, 7, 12, 17. y: 2, −18, −38, −58. What is the rate of change (slope)?
Answer
Question 4
x: 0, 2, 4, 6. y: 2, 3, 4, 5. Find the slope. Give a fraction in simplest form.
Answer(as a fraction)
Question 5
A phone's battery charge (%) is measured while charging. After 1, 2, 4 and 5 ten-minute periods it reads 54, 58, 66, 70%. By how many percentage points does it rise per ten-minute period?
Answer
Question 6
x: 3, 5, 7, 9. y: 24, 34, 44, 54. What is the rate of change (slope)?
Answer
Question 7
x: 0, 2, 4, 6. y: −4, 1, 6, 11. Find the slope. Give a fraction in simplest form.
Answer(as a fraction)
Question 8
A phone's battery charge (%) is measured while charging. After 1, 2, 4 and 5 ten-minute periods it reads 24, 28, 36, 40%. By how many percentage points does it rise per ten-minute period?
Answer
Question 9
x: 2, 5, 8, 11. y: 0, 3, 6, 9. What is the rate of change (slope)?
Answer
Question 10
x: 0, 2, 4, 6. y: 1, 4, 7, 10. Find the slope. Give a fraction in simplest form.
Answer(as a fraction)
Question 11
A phone's battery charge (%) is measured while charging. After 1, 2, 4 and 5 ten-minute periods it reads 8, 16, 32, 40%. By how many percentage points does it rise per ten-minute period?
Answer
Question 12
x: 1, 4, 7, 10. y: 7, 25, 43, 61. What is the rate of change (slope)?
Answer
Question 13
x: 0, 2, 4, 6. y: −3, 0, 3, 6. Find the slope. Give a fraction in simplest form.
Answer(as a fraction)
Question 14
A phone's battery charge (%) is measured while charging. After 1, 2, 4 and 5 ten-minute periods it reads 14, 18, 26, 30%. By how many percentage points does it rise per ten-minute period?
Answer
Question 15
x: 0, 3, 6, 9. y: −6, 12, 30, 48. What is the rate of change (slope)?
Answer
Question 16
x: 0, 2, 4, 6. y: 2, 1, 0, −1. Find the slope. Give a fraction in simplest form.
Answer(as a fraction)
All done? Color in the animal! · Free from eurekami.com/math