Order of Operations
5+6x3
23
1/2+1/2
1
Area of a rectangle? (L=5, W=3)
15
-3+7
4
A student has 12 pencils and gives away 5. How many left?
7
(8+4)/2
6
3/4-1/4
1/2
Perimeter of a square with 6 sides
24
6-10
-4
4 notebooks cost $3 each. Total?
12
18/3+7
13
0.6+0.3
0.9
A triangle has angles 50° and 60°. What’s the third angle?
70°
-5x2
-10
A bike goes 10 miles per hour. How far in 3 hours?
30
20-4x3
8
2/3 of 12
8
A circle’s diameter is 10. What is the radius?
5
-12/4
-3
There are 20 students. 1/2 are girls. How many girls?
10
(15-5)x2+6
26
Which is greater? 3/4 or 2/3?
3/4
Area of triangle (base 8, height 5)
20
-2x-6+3
15
A number plus 9 equals 21. What’s the number?
12