Securing understanding of expressions and equations

12 questions

1. Given that 12+6=18, which equations are also true?
2. Calculate: 2+4\times 5 = ___
3. Calculate: 10\times(6+3) = ___
4. Select another way of writing 4\times 4\times 4
5. The calculation 38\times 14 is the same as 14\times 38 because multiplication is __________.
6. Andeep is 1.4 metres tall, when he stands on a stool he is 1.7 metres tall. Which bar model represents this scenario?
7. Find the value represented by the square in the bar model shown. The square represents ___
8. Here is 7^4. What does the number 4 represent in this example?
9. Which equations match the bar model shown?
10. Calculate: 5\times(4+8)\div2^2 = ___
11. Select any calculation that matches the description: 'I am thinking of a number. I add 5, then multiply by 10, then subtract 2"
12. Starting with the smallest, sort these calculations into order of size when evaluated.

License: OGL