I can't understand the structure of the underlined and why does " 54 is 45 more than,,," mean "minus(-)? ---------------------------------------------------- ♬♪Math is a really cool thing ♬♪So get off your "ath" Let's do some math ♬♪Math, math, math, math, math -♬♪ Three minus four is,,, - Negative one. -That's right. ♬♪And six times a billion is,,, - Six billion? - Nailed it. ♬♪And 54 is 45 more than,,, ♬♪What is the answer, Marta? - Nine. -♬♪ No, it's eight -♬♪ No, it's nine ---------------------------------------------------------
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