Finite Math Examples

Find the LCM 250*1.5 , 375*250
,
Step 1
Multiply each number by to get rid of decimals.
Step 2
The LCM is the smallest positive number that all of the numbers divide into evenly.
1. List the prime factors of each number.
2. Multiply each factor the greatest number of times it occurs in either number.
Step 3
The prime factors for are .
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Step 3.1
has factors of and .
Step 3.2
has factors of and .
Step 3.3
has factors of and .
Step 3.4
has factors of and .
Step 3.5
has factors of and .
Step 4
The prime factors for are .
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Step 4.1
has factors of and .
Step 4.2
has factors of and .
Step 4.3
has factors of and .
Step 4.4
has factors of and .
Step 4.5
has factors of and .
Step 4.6
has factors of and .
Step 4.7
has factors of and .
Step 4.8
has factors of and .
Step 4.9
has factors of and .
Step 5
Multiply .
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Step 5.1
Multiply by .
Step 5.2
Multiply by .
Step 5.3
Multiply by .
Step 5.4
Multiply by .
Step 5.5
Multiply by .
Step 5.6
Multiply by .
Step 5.7
Multiply by .
Step 5.8
Multiply by .
Step 5.9
Multiply by .
Step 6
Since we multiplied by to get rid of the decimals, divide the answer by .