Mathematics Form 1

Math Content Form 1 May 11-15, 2020

Commutative, Associative and Distributive Properties

1.     6 × (22 + 9) = 6×22 + 6×9. This is an example of the ___________________ property.

2.     2 × (6 + 4) = 2×6 + 2×4. This is an example of the ____________________ property.

3.     14 + 13 = 13 + 14. This is an example of the __________________ property.

4.     The __________________ property means that the numbers can be swapped.

5.     The rule that refers to grouping is the _________________ property.

6.     The _______________ property says that changing the grouping of numbers that are either added or multiplied does not change the value of the answer.

7.     The ________________ property multiplies the value outside the brackets with each of the terms in the brackets.

8.     (6×9) × 2 = 6× (9×2). This is an example of the _________________ property.

9.     In the _______________ property, the parenthesis (or brackets) can be moved.

10.  Expand the following: 2 × (5 – 2)

Remember BODMAS? Use the principle to calculate the following:

1.     6 + 4 × 2

2.     4 + 4 ÷ 2

3.     8 + 6 – 3

4.     5 + 5 × 4

5.     12 + 3 × 2

6.     2 × 4 + 5

7.     (4 + 5) × (3 + 6)

8.     50 – (6×6)

9.     38 – (5 × 7)

10.  18 – (9 × 4) + 32

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• Mr. Abel's class: leonabel8@gmail.com
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