9.6×1.019.6 8.8÷0.58.8×2 55.8÷2.555.8
0.444…= 5.03737…= 1.3687687…=
4.72+2.28= 0.12= 4a+5a-3a= 8.5-0.34-1.66=
0.7-0.07= 0.3÷100= 1.01×10= 1-0.25+0.75=
1.2×7= 13.2×0.2= 0.001÷0.1= 18.7×0×4=
8÷5= 2.4×5= 420×0.05= 0÷2.5×4=
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