Sometimes BODMAS is just PEMDAS by another name. And no, the answer is not 100. By Steven Strogatz Mathematical Twitter is normally a quiet, well-ordered place, a refuge from the aggravations of the ...
You don’t have to be a math whiz to know that 4 - 2 + 1 equals 3. Yet I was working with several students recently who said it equals 1. And it wasn’t their fault. Nor was it their teacher’s fault.