①408×24
②265×34
③970×25
④510÷80
⑤672÷32
⑥※901÷43
7×20=
90×80=
26×3=
120×5=
1600÷400=
560÷70=
840÷40=
3000÷60=
①136×18
②725×29
③203×31
④260×70=
243÷25=
234÷26=
715÷65=
650÷32=
506÷33=
175÷36=
420÷52=
410÷82=
355÷71=
162÷54=
126÷14=
128÷16=
①41×52=
②35×26=
③665÷5=
④739÷8=