Free Printable RPA y7 Forming expressions

1.

I think of a number multiply it by 7 and minus 8. Which expression(s), if any, represents my number now?

a)

A: 7x - 8

b)

B: 7x - 56

c)

C: 7(x – 8)

d)

D: x – 56

2.

I think of a number y, add 15 and multiply by 6. Which expression(s), if any, represents my number now?

a)

A: 6y + 15

b)

B: 6(y + 15)

c)

C: 6 x y + 15

d)

D: 6y + 90

3.

I have a box of p pencils. I put 10 more pencils in the box, then share them all between my brother and my sister. How many do they each receive?

a)

A: p + 10/2

b)

B: (p + 10)/2

c)

C: p + 5

d)

D: p + 10

2

4.

Which algebraic expression represents

5 more than a

a)

a + 5

b)

a - 5

c)

5a

d)

$a^5$

e)

a5

5.

Which algebraic expression represents

7 lots of a

a)

a + 7

b)

a - 7

c)

7a

d)

$a^7$

e)

a7

6.

Which algebraic expression represents

8 less than g

a)

g + 8

b)

g - 8

c)

8 - g

d)

8g

e)

$\frac{8}{g}$

7.

Which algebraic expression represents

k shared between 3

a)

k + 3

b)

k - 3

c)

3k

d)

$\frac{k}{3}$

e)

$\frac{3}{k}$

8.

A school buys x chairs for £35 each and y tables for £80 each. Write an expression for calculating the total cost.

a)

$80x+35y$

b)

$115xy$

c)

$45xy$

d)

$35x+80y$

9.

I think of a number n, I double n and subtract 2. Write this as an expression.

a)

$2n-2$

b)

$n-2$

c)

$n-4$

d)

$2n-4$

10.

Alex has x cards. He gives 5 of them away. Write down an expression for the number of cards Alex has left.

a)

$x+5$

b)

$x-5$

c)

$5x$

d)

$5x-5$

RPA y7 Forming expressions

Total questions: 10

Worksheet time: 5mins

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