
Get live Maths 1-on-1 Classs - Class 6 to 12
Last updated at March 22, 2023 by Teachoo
Ex 1.2, 4 Fill in the blanks to make the following statements true: (iv) [13 + (– 12)] + (............) = 13 + [(–12) + (–7)] Using associativity (a + b) + c = a + (b + c) [13 + (−12)] + (−7) = 13 + [(−12) + (−7)]