Looking for an effective form of birth control that doesn’t cost a penny? Look no further than these tweets breaking down the math of parenting! They’re funny, educational, and 100% true.

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Photo Credit: Twitter: @yenniwhite

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Photo Credit: Twitter: @DadsTake

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Photo Credit: Twitter: @copymama

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Photo Credit: Twitter: @fluffysuse

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Photo Credit: Twitter: @yenniwhite

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Photo Credit: Twitter: @copymama

Of course, this list doesn’t account for the huge percentage of wonderful, loving memories that you make along the way. Just, you know, the other things.