Предмет: Математика, автор: JustKaiBroYT

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Автор ответа: VikaBrooks

42+20 $20^{2}$ =20·20=40+42=82

Автор ответа: gynd

42+20^2=442
9^2+1000=1081
(700-8^2)*2=1272
340+10*5^2=590
(8^2+20)*40=3360
(290-46)*2^2=976
90^2:10+400=1210
(250+10^2)-200=150
8^2:2+25=57
8^2+2*100=264
7^2*10+500=940
30^2:100+200=209

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