Simplifying, Expanding and Powers

Revision on algebra: simplifying with addition, subtraction, multiplication, division and powers and a few expanding brackets qs. #maths #math #mathematics #grade6 #year7 #algebra #revision #basics

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Questions 10

Answers

1
Simplify 3a x 4b
7ab
3a4b
12ab
It can't be simplified.
2
Simplify 3a + 2a - a + 4a
0
5 + 4a
8a
7a
3
Can you write: '3a - 4b + 2a - 3b' more simply?
-7b + 5a
5a - 7b
12ab
a + 7b
4
b + b + b
A rabbit
b3
3b
3 x b
5
Expand this: 4(5 + 2a)
28a
8a + 20
20 + 8a
20 + 2a
6
(3a)²
6a
9a2
9a
3a2
7
Expand the following bracket: 3(a - 4)
3a + 12
12 - 3a
3a - 4
3a - 12
8
Simplify a x a x a x a x a
Lots of a
5a
6a
a5
9
Simplify 3a² + 4a²
12a2
12a4
7a4
7a2
10
Expand and simplify: 2(a + 3) + 3(a - 1)
14
5a + 3
6a2 +3
8a

Simplifying, Expanding and Powers

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Revision on algebra: simplifying with addition, subtraction, multiplication, division and powers and a few expanding brackets qs. #maths #math #mathematics #grade6 #year7 #algebra #revision #basics

Flashcards10 cardsFPractice quizPHost liveL

Questions 10

Answers

1
Simplify 3a x 4b
7ab
3a4b
12ab
It can't be simplified.
2
Simplify 3a + 2a - a + 4a
0
5 + 4a
8a
7a
3
Can you write: '3a - 4b + 2a - 3b' more simply?
-7b + 5a
5a - 7b
12ab
a + 7b
4
b + b + b
A rabbit
b3
3b
3 x b
5
Expand this: 4(5 + 2a)
28a
8a + 20
20 + 8a
20 + 2a
6
(3a)²
6a
9a2
9a
3a2
7
Expand the following bracket: 3(a - 4)
3a + 12
12 - 3a
3a - 4
3a - 12
8
Simplify a x a x a x a x a
Lots of a
5a
6a
a5
9
Simplify 3a² + 4a²
12a2
12a4
7a4
7a2
10
Expand and simplify: 2(a + 3) + 3(a - 1)
14
5a + 3
6a2 +3
8a