Add the following rational numbers: (i) -2/3 and 3/4 , (ii) -4/9 and 5/6 , (iii) -5/18 and 11/27 (iv) -7/12 and -5/24 , (v) -1/18 and -7/27 , (vi) 21/(-4) and -11/8
Add 38.8+-0.4 and 29.7+-0.3 .
Add 3x+7 and x-4y+9
Add the following rational numbers: 3/4\ a n d\ (-3)/5 (ii) -3\ a n d3/5
Add (21)/(5) and (14)/(3) .
ICSE-RATIONAL NUMBERS -REVISION EXERCISE (FILL IN THE BOXES).