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27.05.2021թ․ Մաթեմատիկա

27.05.2021թ․

Վարժ 1

ա) 5`47-286=261

567-273= 294

742+195=937

բ) 456-372=84

577-238=339

Վարժ 2

ա) 600+7=607

600+17=617

600+117=717

բ) 200+8=208

200+18=218

200+118=318

գ) 641+3=644

641+30=671

642+300=942

դ) 274+4=278

274+40=314

274+400=674

Վարժ 3

ա) 657-7=650

657-57=600

657-157=500

բ) 235-5=230

235-35=200

235-135=100

գ) 746-6=740

742-700=42

դ) 475-5=470

475-70=405

475-400=75

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