①3.6÷1.2= ②5.6÷7= ③ ④5和10的最大公因数( )
⑤2÷0.04= ⑥2.4×0.3= ⑦m÷9= ⑧16和24的最小公倍数( )
1÷0.25= +1 = ×24= + =
400×0.02= 10÷ = 6 ×0= 3× ﹣ ×3=