Order of Operations
Riddle: When Pam was 8, her sister was half her age. Now, Pam is 14. How old is her sister?
14 - 4 = 10
Answer: 10
270 divided by 18
15
Solve: 2 x (3 + 2) +10
20
Round to the tenths place: 7.238
7.2
Riddle: If you multiply me by any other number, the answer will always be the same. What number am I?
0
368 divided by 23
16
[72 - (18 +30)] divided by 6 x 5
20
1 2/4 + 4 4/6 + 2 5/8
8 19/24
Round to the ten thousands place: 3,168,234
3,170,000
114/12
9.5
4.439 divided by 23
0.193
[86 - (17 + 24)] + 4 x 3
57
Add: 3 3/5 + 6 6/15
10
3.679 x 7.4
27.2246
7.46 x 8.9
66.394
Subtract: 5 1/12 - 2 2/3
2 5/12
Round to the ten millions place: 1,341,564,098
1,340,000,000
126/12
10.5
89.4 x 7.6
679.44