10×2.9=29 2-1.86=0.14 2.1÷30=0.07 4.9+5.1=10 4.2÷0.7=6
0.5+5=5.5 1.1-0.01=1.09 40×0.02=0.8 0.75÷0.25=3 1.25×8=10 故答案为:29,0.14,0.07,10,6,5.5,1.09,0.8,3,10.
10×2.9=29 2-1.86=0.14 2.1÷30=0.07 4.9+5.1=10 4.2÷0.7=6
0.5+5=5.5 1.1-0.01=1.09 40×0.02=0.8 0.75÷0.25=3 1.25×8=10 故答案为:29,0.14,0.07,10,6,5.5,1.09,0.8,3,10.