Question

Q.10Simplify the following.
a. 3[24+4+{8-(25+5)}]
b.
63:3-12+7+6​

Answer 1

Answer:

a. 3[24+4+{8-(25+5)}]

= 3[24+4+{8-30}]

= 3[24+4-22]

= 3[28-22]

= 3×6 = 18

b. 63:3 - 12 + 7 + 6

= 63/3 - 12 + 13

= 21 - 12 + 13

= 34 - 12 = 22