Order of Operations
Using BODMAS, what comes first out of Multiplication and Addition?
Multiplication
Write a x a x a x b x b x b x b x c x c in Index Form
a3 x b4 x c2
HCF and LCM stand for:
_____ and _____
Highest Common Factor and Lowest Common Multiple
A negative x a positive = what kind of number
Negative Number
The opposites of:
Addition is ______
Division is ______
Subtraction and Multiplication
10 + 4 ÷ 2
12
Write a2 x p3 x c1 x d2 in Expanded Form
a x a x p x p x p x c x d x d
Find the factors of the number 40
1, 2, 4, 5, 8, 10, 20, 40
5 - -5 =
10
a + 2 = 17
a = 15
Insert brackets to make this statement true:
7 + 1 x 2 = 16
(7+1) x 2 = 16
Solve 59 ÷ 56
53
Using a Prime Factor Tree, write the following number in Prime Factor Form:
200
23 x 52
- 4 x 12 =
- 48
2a + 14 = 28
a = 7
Using BODMAS solve:
(4 + 3) x 6 - 6
36
Solve 4a3 x 3a2
12a5
Find the LCM of the numbers:
40 and 60
120
-5 x -20 =
100
4(2a + 3) - 5 = 23
a = 2
Solve using BODMAS:
3 x (2 + 2) + 6 x 2
24
Solve (a4)10
a40
Find the HCF of the numbers:
42 and 72
6
42 ÷ -6 =
-7
A taxi driver charges a $10 driving fee (gets this no matter what) and $40 per hour. The total cost of a trip was $90.
a) Write an equation for this problem
b) Solve the equation
a) 40h + 10 = 90
b) h = 2