`2/5 × (-3/7) - 1/6 × 3/2 + 1/14 × 2/5`

Using appropriate properties find. (i) - 2/5 xx 3/5 + 5/2 - 3/5 xx 1/6 (ii) 2/5 xx (-3/7) - 1/6 xx 3/2 + 1/14 xx 2/5

2/5X(-3/7)-1/6X3/2+1/14X2/5

Find 2/5 xx (-3)/7 - 1/14 - 37 xx 3/5

Solve (a) 2/3 + 1/7 (b) 3/10 + 7/15 (c) 4/9 + 2/7 (d) 5/7 + 1/3 (e) 2/5 + 1/6 (f) 4/5 + 2/3 (g) (3/4) (1/3) (h) (5/6) (1/3) (1) 2/3 + 3/4 + 1/2 (1) 1/2 + 1/3 = 1/6 (k) (1) 1/3 + (3) 2/3 (1) (4) 2/3 +(3) 1/4 (m) ((16)/5))(7/5)

Solve (i) 2 - 3/5 (ii) 4 + 7/8 (iii) 3/5 + 2/7 (iv) 9/11 - 4/5 (v) 7/10 + 2/5 + 3/2 (vi) (2) 2/3 + (3) 1/2 (vii) (8) 1/2 - (3) 5/8

Which is greaster : 2/7 of 3/4 or 3/5 of 5/8 (ii) 1/2 of 6/7 or 2/3 of 3/7

The matrix X for which [1-4 3-2]X=[-16-6 7 2] [-2 4-3 1] (b) [-1/5 2/5(-3)/(10)1/5] [6 2(11)/2 2] (d) [-16-6 7 2]

2 (5)/(4) - 4 (7)/(6) + 3 (1)/(3)

Find : (-7)/4 + 5/3 + (-5)/6 + 1/3 + (-1)/2

Evaluate: b. 5 (6)/(7) - 2 (5)/(6) - 1 (2)/(3)