WEBVTT

1
00:00:00.000 --> 00:00:03.680
Here is the problem: 8 over 10 times 3 over 8.

2
00:00:04.130 --> 00:00:08.031
Exact arithmetic with fractions (results kept in lowest terms).

3
00:00:08.831 --> 00:00:12.117
Multiply numerators and multiply denominators.

4
00:00:12.567 --> 00:00:17.397
Simplify. Divide numerator and denominator by their GCF, 4.

5
00:00:17.847 --> 00:00:19.902
Final answer in lowest terms.

6
00:00:20.702 --> 00:00:22.734
So the answer is 3 over 10.

7
00:00:23.184 --> 00:00:35.920
Fractions are combined over a common denominator for addition and subtraction, multiplied straight across, and divided by multiplying by the reciprocal. The result is reduced by the greatest common factor.

8
00:00:36.720 --> 00:00:40.760
Decimal check: 3 over 10 approximately 0.3.