WorksheetsYBD-Adolygu-Blwyddyn 7: Modiwl 9 & 10 (Algebra & Onglau)
Total questions: 36
Worksheet time: 1hrs 13mins
Symleiddiwch y mynegiad canlynol
a + a + a + a + a
Simplify the following expression
a + a + a + a + a
(a)
Symleiddiwch y mynegiad canlynol
6b + 5b + b
Simplify the following expression
6b + 5b + b
(a)
Symleiddiwch y mynegiad canlynol
7a + 4c + 3a + c
Simplify the following expression
7a + 4c + 3a + c
(a)
Symleiddiwch y mynegiad canlynol
12y + 5z + 8y - 3z
Simplify the following expression
12y + 5z + 8y - 3z
(a)
Symleiddiwch y mynegiad canlynol
6b - 4b
Simplify the following expression
6b - 4b
(a)
Symleiddiwch y mynegiad canlynol
9a + 5b - 6a - 8b
Simplify the following expression
9a + 5b - 6a - 8b
(a)
Symleiddiwch y mynegiad canlynol
18x - 20x + 12x
Simplify the following expression
18x - 20x + 12x
(a)
Cysylltwch y canlynol
Match the following
7x
3x + 4x
6a
7a - a
2x + 4y
x + y + x + 3y
2c + 4a
3c + 4a - c
16v - 2c
12v + 3c + 4v - c
Ehangwch y canlynol 3(x + 4)
Expand the following 3(x + 4)
3x + 4
3x + 12
3x + 7
x + 12
Ehangwch y canlynol 5(4x - 9)
Expand the following 5(4x - 9)
20x - 45
9x - 9
20x - 4
20x - 9
Ehangwch y canlynol -2(a + 4)
Expand the following -2(a + 4)
2a + 8
2a + 6
-2a + 8
-2a - 8
Ehangwch a Symleiddiwch 4(x + 5) + 7
Expand and Simplify 4(x+5) + 7
4x + 12
4x + 27
4x + 16
4x + 23
Beth yw gwerth y mynegiad pan fo a = 3, b = 4 a c = 5
a + b
Work out the value of the following expression when a = 3, b = 4 and c = 5.
a + b
7
8
9
6
Beth yw gwerth y mynegiad pan fo a = 3, b = 4 a c = 5
2a
Work out the value of the following expression when a = 3, b = 4 and c = 5.
2a
5
6
8
10
Beth yw gwerth y mynegiad pan fo a = 3, b = 4 a c = 5
3ab
Work out the value of the following expression when a = 3, b = 4 and c = 5.
3ab
10
12
15
36
Os yw a = 4 a b = 6, beth yw gwerth 3a + 5b?
If a = 4 and b = 6, what is the value of 3a + 5b?
40
42
44
46
Os yw a = 2, b = 3, c = 4 a d = 5, beth yw gwerth a + b + c + d?
If a = 2, b = 3, c = 4 and d = 5, find a + b + c + d
14
12
15
13
Os yw
b=10 , beth yw gwerth b40 ?
If b=10 , find b40 .
10
2
30
4
Os yw f = -4, beth yw gwerth 3f?
If f=−4 , find 3f
12
−12
34
−34
Pa fynegiad sydd yr un peth â:
"Rhif lluosi a 5"
Which expression is the same as:
"A number times by five"
x + 5
5x
x/5
x - 5
Pa fynegiad sydd yr un peth a:
"Rhif rhannu â 5"
Which expression is the same as:
"A number divided by five"
x + 5
5x
x/5
x - 5
Pa fynegiad sydd yr un peth a:
"Rhif rhannu â 4"
Write the expression which is the same as:
"A number divided by four"
4/x
x/4
Pa fynegiad sydd yr un peth a:
"Pedwar rhannu â rhif"
Write the expression which is the same as:
"Four divided by a number"
4/x
x/4
Pa fynegiad sy'n cynrychioli
"8 yn llai na 9 gwaith rhif"?
Which expression represents 8 less than nine times a number?
8-9x
9x-8
8x-9
9x+8
Cysylltwch yr onglau
Match the following angles
aflem
lem
syth
atblyg
sgwâr
Beth yw maint yr ongl coll?
What is the size of the missing angle?
154 °
26 °
180 °
64 °
Beth yw maint yr ongl coll?
What is the value of the missing angle?
61 °
50 °
60 °
69 °
Beth yw maint ongl b?
What is the size of angle b?
61 °
153 °
27 °
146 °
Beth yw maint ongl b?
What is the size of angle b?
36o
56o
63o
117o
Cyfrifwch yr ongl coll
Work out the size of the missing angle
50 °
70 °
100 °
130 °
Cyfrifwch yr onglau coll
Work out the size of the missing angle
65 °
130 °
50 °
70 °
Beth yw maint ongl x?
Find the size of angle x
210o
240o
150o
140o
Darganfyddwch maint ongl x
Find the size of angle x
21o
41o
329o
31o
Darganfyddwch maint ongl x
Find the size of angle x
87o
113o
100o
67o
Beth yw'r ongl?
What is this angle?
135o
145o
45o
methu dweud
Beth yw'r ongl?
What is this angle?
58o
142o
42o
138o
