1. Reading 2. Composing 3. Writing 4. Printing
Simplify:
(i) {(13)−3−(12)−3}÷(14)−3 (ii)(32−22)×(23)−3(iii) {(12)×(−4)−1}−1 (iv) [{(−14)2}−2]−1(v) {(23)2}3×(13)−4×3−1×6−1
Evaluate : (i) 23−45(ii) −49−2−3(iii) −1−49(iv) −27−3−14(v) −518−−29(vi) 521−−1342