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Utilise tes stratégies de calculs mentales ! Section 1: Mathematics

Grade 3, Spring 2014

Un magasin a 7 tricycles. Tu ne peux pas te servir d’une calculatrice ni de matériel de manipulation pour les questions 1 à Combien 4. de roues ont les 7 tricycles en tout? 3 1'$;7A723'$7$#2=$

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Math-Aids.Com

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Student Booklet: Mathematics

Some students at Tree Glen Public School collect items for recycling. Information about the number of items the girls and boys collect in 2 days is shown in the chart below. The girls and boys collect a total of 50 items over the 2 days. Determine the number of items the boys collect on Tuesday. Show your work. Stand: Number Sense





Estimation

1

2

3

Expectation: Solve problems involving the addition and subtraction of two-digit numbers, using a variety of strategies. Calculation

4

* makes a reasonable estimate * uses a grade appropriate strategy

1

2

3

Representation

4

* uses a grade appropriate strategy * carries out procedure efficiently and accurately

1

2

3

4

* represents the math accurately * writes numbers accurately * explains concept clearly using mathematical language

Concept & Application

1

2

3

Total:

1 4

* demonstrates understanding of concept

2

Notes

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