Մաթե

Վարժ267

Ա)30•47+80:16=1415

Բ)135•20-1024:8=2828

Գ)11916:18-2348:4=75

Վարժ268

Ա)85+10=95

Բ)113-81=32

Գ)14+67•3=200

Վարժ269

5>4

637>542

153645>26729

325>316

Վարժ270

6-15

Վարժ271

1 դասը -40ր

4դաս -?

1դասամիջոց-15

2դասամիջոց-15

3դասամիջոց-20

Լուծում

40×4=160

15+15=30

160+30+20=210

վարժ272

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