Ate (2/5 of 25 =10 kg; 25- 10= 15 kg. )

2

17x65438+9in6 = (16+1) × 65438+9in6 = 9+1in6 = 9 and 65438+ 1 in 6.

4/4 5x 8 1x 16 = 4/4 5x 8 1x 4×4

= (5× 4 of 4 )× (8 1×4)

=5×( 1/2)

=5/2;

(3/4+5/8)x32

3× 32 of = 4+5×32 of 8

=24 + 20

=44;

1+9 of 5 times 65438+3 of 00.

= 65,438+0+(3/9) × (2/65,438+00)

=3/ 15+( 1/3)×( 1/5)

=4/ 15;

5/9 x 4/3+5/9 x 4/ 1

= (5/9) × (3/4+65438/4+0)

= (5/9) × 1

= 5 out of 9

44-72x65438+5 inch 02

=44-5×(72/ 12)

=44-5×6

= 14;

3+8+3+8+3+8

= (3/8) x (4)

= (3/2)

5/6 of 12 is (12× 5/6 = 2× 5 =10; )

Two thirds of 24 is (24×2/3=8×2= 16).

1x (3/5) = 3x (1) = 0.5x (3x/5)/Multiplication commutation law