How do you know when to add numbers? what is the sign rule

Question

Mathematics

Mackenzie Sparks

1 March, 15:52

How do you know when to add numbers? what is the sign rule

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Dean Rivers · Answer 1

The most familiar case is that where you see a " + " sign between two numbers; that's an indication to add the two numbers (or terms) together.

Also, the instruction, "sum up the following," is a command to find the sum of all the numbers that follow.