3.直接写出得数.
0 164925 164933 164939 164943 164949 164951 164955 164961 164963 164969 164975 164979 164981 164985 164991 164993 164999 165003 165005 165009 165011 165015 165017 165019 165020 165021 165023 165024 165025 165027 165029 165033 165035 165039 165041 165045 165051 165053 165059 165063 165065 165069 165075 165081 165083 165089 165093 165095 165101 165105 165111 165119 199269
5×40= | 77÷7= | 4×12= | 47+8= |
64÷2= | 50÷5= | 22×4= | 41×2= |
23×3= | 2000-200= | 5800-800= | 3000+300= |