7.3+3.7= 10-9.99= 9.9+0.11=
5.6+13.4= 2.8+0.01+7.2= 16×125×8=
列式计算:
68+32=
200-173=
125×8=
500÷50=
22×4=
300÷4÷25=
48+12-30=
60-50+50=
0.125×8= 6.5-4= 0.66元+0.36元= 180°-65°=
1.2×0.4= 5×0.8= 0.99×7.6×0= 0.09×1=
28÷7×5= 48+32-24= 64÷8-8= 24+16×6=
48+52÷4= 100-5×4= 24×5= 15×5÷15×5=
0.02×9=( )
9:=%= =:120=(填小数)