Question

помогите сделать 5 задач

Answer 1

0,37-1/4=0,37-0,25=0,12
9/16+3,23=0,5625+3,23=3,7925
4 9/25+6,37=4*25+9/25+6,37=109/25+6,37=4,36+6,37=10,73
12 9/40-7,84=12*40+9/40-7,84=489/40-7,84=12,225-7,84=4,385
8 5/16-5,49=8*16+5/16-5,49=133/16-5,49=8,3125-5,49=2,8225