2.5＋0.5＝ 1.5×6＝
8.4÷0.7＝ 2.83－0.9＝
0.3×24＝ 2.8＋3.4＝
2.64＋0.6＝ 5.4÷27＝
2.5×20＝ 3.2÷4＝
1.25×8＝ 3.7×2＝
10－0.34＝ 2.58÷2.58＝
2.5×7×4＝ (3.1－3.1)÷0.7＝
7÷(0.3＋0.7)＝ （0.5＋0.25）×4＝
3.7＋0.67＋2.3＝ 4.8÷6÷8＝
2.5＋0.5＝ 1.5×6＝
8.4÷0.7＝ 2.83－0.9＝
0.3×24＝ 2.8＋3.4＝
2.64＋0.6＝ 5.4÷27＝
2.5×20＝ 3.2÷4＝
1.25×8＝ 3.7×2＝
10－0.34＝ 2.58÷2.58＝
2.5×7×4＝ (3.1－3.1)÷0.7＝
7÷(0.3＋0.7)＝ （0.5＋0.25）×4＝
3.7＋0.67＋2.3＝ 4.8÷6÷8＝
0.02×0.1= 5.06x－4.07x=
12－7.8= a+0.4a=
12÷0.3= 4.6x+2.7x=
1.7+0.43=
0.58a－0.47a=
1.5×0.4=
4.8x－3.1x=
1.25×0.2=
12a－8.4a=
64.32÷16=
6x－4.9x=
5.1b+11.9b=
1.23÷3=
100×0.01=
3.4×0.07=
3x+4x=
0.42÷0.1=
4.3b－2.7b=
7÷0.25=
5.1x+2.9x=
1.75×0.8=
0.3×0.4=
5.4+1.4=
2.7x+3.6x=
16÷1.6=
10x－3.7x=
0.98+1.82=
2.5x+4.3x=
0.05×0.8=
6.05x－4.96x=
3.7a+5.2a=
3.2÷1.6=
3.12÷0.5=
3.5+7.6=
5.1a+3.9a=
10×0.75=
3b－0.7b=
5.6×0.1=
x×x=
0.9÷0.01=
3.4b+5.6b=
72.8÷0.8=
2.7b+5b=
3.5×3=
7.6b－4.3b=
3²=
2.5²=
4x+5x=
3.5t－t=
8a－3a=
7b+b=
4c－2c=
3.5b+2.7b=
0.32÷0.04=
0.51×0.2=
0.12+3.4=
