Adding/Subtracting Integers
LCM / HCF
Multiplying/Dividing
Indicies
BODMAS
100

 6+-4

2

100

LCM of 5 and 6

30

100

-3 x 2

What is -6?

100

5 x 5 x 5 x 5 in index form

54

100

3 + 6 x 3

21

200

-3+2

 -1

200

LCM of 3 and 8

24

200

3 x -6 

What is -18?

200

34 expanded

3 x 3 x 3 x 3

200

5 x 4 + (4-3)

21

300

-5+ -6 

-11

300

LCM of 15 and 5

15

300

-7 x -7

What is 49?

300

4 x 4 x 6 x 6 x 4 x 6 index form

43 x  63

300

3 x (5-7)

-6

400

Add the integers

-4 - 5

-9

400

HCF of 30 and 24

6

400

-5 / -5

+1

400

expand 42 x 53

4 x 4 x 5 x 5 x 5

400

-2 + 42 / 2

+6

500

-25 - -5

-20

500

HCF of 48 and 56

8

500

(-28 / 3) x 2

-16

500

Expand and evaluate 34

81

500

-2 x (3 + 4) - 16 /22

-2 x 7 - 16/4

-14 - 4

= -18

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