Page 26 - aljaber

@ @QS@ @†a‡Èÿa@ @

. 1
12

 1 + 1 + 1 + 1  × 15000 = 8 + 6+ 3 + 2 × 15000
3 4 8 12 24

= 19 × 15000 = 19 ×15000 = 11875
24 24

. LCM(3, 4, 8,12) = 24

. 15000 − 11875 = 3125

[Decimal Numbers] (.)

.

7.35

.7 + 3 + 5

10 100

. 735 . 7 35 ()
13.21 + 16.82 ( )
100 100 500 × (0.4)2 ( )

13.7 × 0.8 ( ) :

5.7 − 3.2 ( )