Learn the divisibility test of 7 in this easy video. This test is used to test whether a number is divisible by 7. You'll need to watch this video to find out how to perform the test.
Divisibility questions can be a bit tricky, but with this test you'll be able to answer them quickly and easily. In this video, we'll show you how to perform the divisibility test of 7 and answer some common questions about it. After watching this video, you'll be able to use the divisibility test of 7 to solve arithmetic problems with ease!
The divisibility test of 7 is a mathematical rule that allows you to determine whether a given integer is divisible by 7 or not without performing long division.
To apply the test, you need to follow the steps below:
1. Take the last digit of the number and double it.
2. Subtract this result from the remaining digits of the original number.
3. If the result is divisible by 7 (including 0), then the original number is also divisible by 7.
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