Performance Task 26
Part 1 1. Student gives correct answer: Finding the difference (5/12)
Student shows equation or drawing (May include correct process, but
incorrect arithmetic)
2. Student writes an accurate sentence and answer: Who is 5/8 from
ringing the bell? Marcus
Student gives correct number sentence: 1 – 5/8 = 3/8
Part 2 3. Student gives correct answer: Tony is incorrect.
Estimation is reasonable: 2/3 + ¼ + almost ½ is more than 1
Answer is justified.
4. Student gives correct answer: 4/15 is left
Explanation is reasonable: I added up 1/3 and 2/5 and then subtracted
from 1.
Student draws a picture or writes an equation
5. Student gives correct answer: 1/10 of the area is left (or 3/30)
Explanation is reasonable: I added 1/3, 2/5, and 1/6 and then
subtracted from 1.
Student draws a picture or writes an equation
Part 3 6. Student gives correct answer: The recipe must add up to 1 and include
3 ingredients of different amounts.
7. Student gives correct answer: The recipe must include all of the
ingredients in fractional parts and include a cup total.
8. Student gives correct answer: The peanut amount from the recipe
must be subtracted from the total.
Explanation of subtraction includes using equivalent fractions.
Task 27: Making Roads
1) The three roads between A, B, and C are line segments, lines, and rays.
2) D is in the correct place.
3) E and F are in the correct place. AND The sentences explain that lines would be best
since they extend in both directions.
MATHEMATICS PERFORMANCE TASK 99 CHRISTIE WAINWRIGHT