human
Annie brought 20 brownies to school. She gave half of them to the school administrator to put in the faculty lounge. Of the remaining brownies, she gave half to her best friend, Carl, and another two to her friend, Simon. How many brownies did she have left?
assistant
How many brownies did she give away? ** She first gave away half of her 20 brownies, or 20/2=<<20/2=10>>10 brownies, to the faculty.
How many brownies did she have left? ** The remaining brownies number 20-10=<<20-10=10>>10 brownies.
How many brownies did she give to Carl? ** She gave half of these remaining brownies, or 10/2=<<10/2=5>>5 brownies, to Carl.
How many brownies did she have left? ** This reduced her number from 10 down to 10-5=<<10-5=5>>5 brownies.
How many brownies did she have left? ** Finally, she gave away another 2, leaving her with 5-2=<<5-2=3>>3 brownies.
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