Using the associative, commutative and distributive laws together

12 questions

1. Match each law with an example of the law
2. Which of the following is an example of the distributive law for this calculation 39\times99?
3. Which of the following is an example of the distributive law for this calculation: 22\times42
4. Without using a calculator, use the distributive law to work out: 4.8 \times 6.1 + 4.8 \times 3.9 = ___
5. Work out the missing number: 5.67 \times 0.3 + 5.67 \times ___ = 5.67
6. Work out the missing number: 23 \times 0.8 + 23 \times 1.4 − 23 \times ___ = 46
7. Select the calculation that is equivalent to 8\times(10+12).
8. Select the calculation that is equivalent to 4\times9 + 4\times11.
9. Select the calculations that are equivalent to 24\times44.
10. Work out the missing number: 14.3 \times 0.6 + 14.3 \times ___ = 14.3
11. Select the calculations that are equivalent to 70\times4 + 12\times4+9\times8.
12. The same number is written in each square: (3\times\square+5\times\square)+\square = \triangle \times \square. Find the number that should go in the triangle so that the equation is always true.

License: OGL