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Shapes and Data Displays: math test solutions, Grade 3 – download the PDF

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Test solutions Grade 3 : Shapes and Data Displays — Zyro the alien explorer of Planète Maths

Test solutions with the detailed point scale. Add up your points and spot what to review.

Suggested time: 45 minutes. Out of 20 points. Calculator allowed only when the problem says so.

2 Equal parts / 3 pts

  1. One eighth, \(\dfrac{1}{8}\). (1 pt)
  2. \(\dfrac{3}{8}\). (1 pt)
  3. \(8 - 3 = 5\), so \(\dfrac{5}{8}\). (1 pt)

3 Library visitors / 4 pts

  1. 4 circles and a half circle: \(40 + 5 = 45\). (1 pt)
  2. Tuesday, with 20 visitors. (1 pt)
  3. \(45 - 35 = 10\) more. (1 pt)
  4. \(35 + 20 + 45 + 30 = 130\) visitors. (1 pt)

4 Points scored / 4 pts

  1. Ben, with 35 points. (1 pt)
  2. \(35 - 15 = 20\) points. (1 pt)
  3. \(30 + 25 = 55\) points. (1 pt)
  4. \(35 - 10 = 25\), so Eli. (1 pt)

5 Measuring / 2 pts

  1. It ends 3 small marks after 2: \(2\dfrac{3}{4}\) inches. (1 pt)
  2. 11 quarters minus 6 quarters is 5 quarters, which is \(1\dfrac{1}{4}\) inches. (1 pt)

6 Nail lengths / 3 pts

  1. 4 nails. (1 pt)
  2. \(3 + 2 = 5\) nails: three at \(1\dfrac{1}{2}\) and two at 2. (1 pt)
  3. 1 inch, since it has the tallest column of X marks. (1 pt)
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