Free Printable 24/3 - 28/3

1.

Talgrynnwch 328 i un ffigwr ystyrlon.

Round 328 to one significant figure.

2.

Ysgrifennwch 19000 yn y ffurf safonol.

Write 19000 in standard form.

a)

1.9 x 10³

b)

1.9 x 10⁴

c)

19 x 10³

d)

19 x 10⁴

3.

Rhannwch £600 yn y gymhareb 1:2:3

Split £600 into the ratio 1:2:3

a)

£100 : £200 : £300

b)

£200 : £400 : £600

c)

£50 : £100 : £150

d)

£200 : £400

4.

Ehangwch / Expand

3(x + 5)

a)

3x + 5

b)

3x + 35

c)

3x + 15

d)

3+x + 5

5.

Symleiddiwch / Simplify

6a + 3b + 2a - 7b

a)

18ab

b)

8a - 4b

c)

8a + 10b

d)

8a - 10b

6.

Beth yw 10% o £84?

What is 10% of £84?

(a)

7.

18 x 0.5 =

(a)

8.

Os yw x = 3 a y = 4, beth yw gwerth x² + y²?

If x = 3 and y = 4, what is the value of x² + y²?

a)

12

b)

16

c)

25

d)

30

9.

$5^2 - 4 \times 3$

a)

7

b)

13

c)

19

d)

25

10.

Os yw $y = 2x + 3$ , beth yw $y$ pan $x = 4$ ?

If $y=2x+3$ , what is $y$ when $x=4$ ?

a)

8

b)

9

c)

10

d)

11

11.

Plotiwch y pwynt (4, -3) ar y graff canlynol.

Plot the point (4, -3) on the following graph.

12.

Perimedr / Perimeter = (a)

Arwynebedd / Area = (b)

Choose from the below words

40 + 41 + 9

$\frac{1}{2}\times9\times40$

\frac{1}{2}\times9\times41

40 x 41 x 9

24/3 - 28/3 - Adolygu TGAU

Total questions: 12

Worksheet time: 11mins

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