ΑΣΚΗΣΕΙΣ (Ε΄- ΣΤ΄)

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taexeiola.blogspot.com

1. :

) 247.134

= (2 100.000) + (4 10.000) + (7 1.000) + (1 100) + (310) + (41) = 200.000 + 40.000 + 7.000 + 100 + 30 + 4

) 459.267

=

)

608.350 =

) 952.674

=

2. :

) 1+ 4+ 5 + 9 + 7 + 2 ) ) ) ) 9 + 4 + 13 + 19 5 + 12 + 9 + 18 4 + 7 + 6 + 17 7 + 5

=.. =.. =.. =.. =.. =..

) 3+ 5 + 7 + 0 + 1 +4

taexeiola.blogspot.com 22 33 .

.

3( ) + 4 = 13 ) = 19 3( 3( ) + 4 = 7 ) + 4( ) = 25

3 + 4 (

.

taexeiola.blogspot.com 1. . ) . ) . ) . ) . ) . ) . ) . ) . ) . 2. x y . x y 2 3 4 9 8 15

3. x y , ; x y 1 2 3 4 5 6 7 8 9 10

4. 10 13 . ) 53 ) 100 ; 5. x . ) ; ) ; - www.antoniskokos.gr

taexeiola.blogspot.com

1. , . 7 = 6 6 = 7 3 = 5 5 = 32 = 3 3 = 2 3 = 7 7 = 3 2 = 11 11 = 2 4 = 29 29 = 4 5 = 13 13 = 5

2. x . 7 x = 6 18 7 6 = x 18 3 x = 5 25 3 5 = x 252 x = 3 30 2 3 = x 30 3 x = 7 63 3 7 = x 63

x 2 = 11 992 11 = x 99

x 4 = 29 584 29 = x 58

x 5 = 13 525 13 = x 52

3. . 6 = 18 5 = 25 3 = 30 7 = 63 11 = 99 29 = 58 13 = 52

4. . , ; 718 = 621 325 = 515 230 = 320 363 = 727 299 = 1118 4 58 = 298 5 52 = 1320

5. . 1 < 2 2 < 5 < 3 2 2 3 1 < 3 3 < 7 < 3 3 3 5 1 < 4 4 < 7 < 3 4 4 5 2 < 5 5 < 9 < 4 5 5 7