The factors of 33 are <u>1</u>, 3, <u>11</u>, and 33 .
The factors of 55 are <u>1</u>, 5, <u>11</u>, and 55 .
The <u>common</u> factors of 33 and 55 are 1 and 11 .
The<u> greatest</u> one is <em>11</em> .
You can estimate 3.9 times 5.3 to 4 times 5 which is 20
so if the answer is around 20, you know that you will have exactly 2 digits before the decimal place
Answer:
10
Step-by-step explanation:
| | means absolute value. Absolute value is always positive, so your equation would be evaluated to 9 + 1 = 10