5.72-1.84-1.16= 2.4×50= 3500÷70=
25×4÷25×4＝ 2050－298= 2.64＋3.6=
3.14-2＝ 6.54+2.4+3.46+0.6= 1.89÷100= 0.56+0.4= 90-0.9= （1.9+1.9×0）÷1.9= 121–103= 7.2÷0.8= 1.2×5=
0.9÷3×18＝ 1-25%-35%= （9/7+12/19）×0= （8/7-1/7）×2= 12×6÷7.2-6= 5/9+4/5+4/9= 5.6-1.6÷4= 7.2÷0.8-1.2×5= 52÷82%×0= 0.3×1.5= 6.8÷17= 42÷60%= 38 ＋0.625= 36 ÷0.6= 7÷0.35 =
1－25% = 12÷7= 0.5÷14 = 279+98= 279+102= 5.72-1.84-1.16= 2.4×50= 3500÷70=
25×4÷25×4＝ 2050－298= 2.64＋3.6=
3.14-2＝ 6.54+2.4+3.46+0.6= 1.89÷100= 0.56+0.4= 90-0.9= （1.9+1.9×0）÷1.9= 121–103= 7.2÷0.8= 1.2×5=
0.9÷3×18＝ 1-25%-35%= （9/7+12/19）×0= （8/7-1/7）×2= 12×6÷7.2-6= 5/9+4/5+4/9= 5.6-1.6÷4= 7.2÷0.8-1.2×5= 52÷82%×0= 0.3×1.5= 6.8÷17= 42÷60%= 38 ＋0.625= 36 ÷0.6= 7÷0.35 =
1－25% = 12÷7= 0.5÷14 = 279+98= 279+102=