3×47 2+22×2 5+55×5 1×61+6
×3<10 6×<25 ×4<39
5×<27 9×<30 ×2<13
3×=18 6×=42 ×9=36 ×5=25
9÷981 3×929 9×990-9
9+09×0 9×19÷1 36÷96-2
13+7+40= 56-20-16= 60+5-40=
22+18+24= 78-28+15= 52-6+30=
①16+35=
②60-42=
③88-(51-23)=
④22+54=
⑤56-29=
⑥43+(66-32)=
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