Posted in Մաթեմատիկա

Վարժ 116,118

Վարժ․116

ա)60կգ+440կգ+274կգ=774կգ

60կգ+440կգ=500կգ

500կգ+274կգ=774կգ

12կգ250գ -8կգ=4կգ250գ

7 կգ425 գ + 5կգ 575գ =13կգ

5կգ400գ+600գ=6կգ

 

Բ) 250ց+618ց+50ց=918ց

250ց+50ց=300ց

300ց+618ց=918ց

82ց42կգ-65ց=17ց42կգ

5տ385կգ+12տ 615 կգ=18տ

12 տ2ց+6տ 8ց=19տ

Վարժ118

2440

4:2=2

40:2=2

40:4=10

40:2=20

 

Posted in Մաթեմատիկա

Վարժություն 111,113

Վարժ 111

20.50.718=718000`                              40.25.48=48000

20.50=1000                                          40.25=1000

1000.718=718000                                    1000.48=48000

 

60.50.80=  24000                                      40.50.70=143000

60.50=3000                                                 40.50=2000

3000.80=240000                                  2000.70=143000

 

 

30.20.50.24=72000                                   50.40.2.42=168000

30.20=600                                                   50.40=2000

600.50=30000                                            2000.2=4000

30000.24=720 000                                     4000.42=168000

 

 

 

80.2.90.50=73000

80.2=160

90.50=4500

160.4500=73000

 

Վարժ․113

 

Ա)450.32-526+(9324-874):2=18100

9324-872=8452

450.32=14400

14400-526=13874

8452:2=4226

13874+4226=18100

 

4500:3.(275:5)=82500

275:5=55

4500:3=1500

1500.55=82500

 

 

Բ)3265:5+(9324-8872).7=3616

3265:5=653

9324-8872=452

452.7=3164

452+3164=3616

3264:(160:20):8=

160:20=8

3264:8=408

408:8=51

 

Խնդիր 114