An even number + another even number are always even because if you think in terms of a number line, an even number always skips the odd numbers, when adding, so to speak. If you have 2+2 you are...
In math, even is just another way of saying divisible by 2. If you add or subtract two numbers that share a divisor, the resulting number will also share that divisor. So the sum or difference of a...
Use "even if" when it is followed by something contrary to fact (not believed to be true). For example: Even if pigs could fly, they would not go to the trouble of doing it.Pigs can't really fly, so...