6.66+0.4= 27÷1000= 5.5-0.05=
0.4-= 0.6+0.45= 1.7-0.25+0.75=
4.76÷10×100= 24×50÷1000= 1.7-0.25+0.75=
①125×8=
②1.56-0.21=
③2.375×100=
④1+0.6=
⑤2-0.5=
⑥0.5÷100=
⑦0.64+0.36=
⑧7÷10=
5.42+3.58=
7-4.3=
20.25×1000=
8.7+13÷10=
8.54-4.26=
3.2+0.68=
62.8÷2÷5=
2.5×4÷2.5×4=
3÷100= 0.07×1000= 1.3-0.13= 42÷1000=
5－3.9= 2.15+1.85= 3.6+8.22= 1.4+6=
