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do the math

1. Literally, to do a bit of arithmetic calculation. Primarily heard in US, South Africa. Well, let's just do the math to see if you have enough in your savings account to afford a new car.
2. To figure out or put together information for oneself. Primarily heard in US, South Africa. Do the math—can't you see that he's just using you to get ahead in the company?
See also: math

(you) do the math

Figure out or put together the information for yourself. Do the math—can't you see that he's just using you to get ahead in the company? What happened? They convinced you to give them a lump sum as an "investment," and now they've cleared out of town. You do the math.
See also: math

you do the math

People say you do the math to mean that the person they are talking to should calculate something because the answer will be interesting, important or surprising. In Canada, a country of more than 30 million people, a novel is considered to have sold respectably if three thousand copies leave the shelf. You do the math.
See also: math

do the math!

work it out for yourself (used to suggest that the conclusion to be drawn about something is obvious). North American informal
Math is the American abbreviation of mathematics . When the phrase is used in British English, it is usually as do the maths .
2004 BBC News: Business I was faced with the choice of either topping up by using paid holiday or a vast reduction in earnings and a financial struggle when I least need it. You do the maths!
References in periodicals archive ?
Edwards's statement that "the system's new math curriculum .
We're getting kids to take something they already know in their hearts and hands and to use computers to translate that into the kind of math their schools understand.
As Lisa, aka Jake, accepts the award for best math student, she says, "I guess the real reason we don't see many women in math and science is .
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Teachers who are math anxious themselves, or not confident with the subject or pedagogy, often transmit a math fear to their students.
In many cases a math lesson for students with LD might require some skills from three or four years ago that needed reviewing.
scientists try to make it easier to learn difficult math concepts by combining piano keyboard training with a specially designed computer program called S.
Stand and Deliver shows a group of poorly prepared, undisciplined young people who were initially struggling with fractions yet managed to move from basic math to calculus injust a year.
MIND Institute's ST Music + Math program spurred a new level of math motivation that yielded phenomenal gains in math proficiency scores at the elementary school.
The answer, Spelke says, could help teachers find better ways to teach math by tapping into skills that their students bring with them.
It employs an ordinary least squares regression procedure to ascertain the importance of math ability, classification, major, attendance and grade point average (i.
A full standard deviation also represents the amount by which the performance of Japanese middle schoolers exceeds that of their American peers on the TIMSS math exam.