Question

5. Which expression is NOT equivalent to

6 X 14?
@ 6 X (10 + 4)
6 6 X 7+6 X 7
© 6 X 10+6X4
0 6 X (10 X 40)

Answer 1

C is not equivalent to 6x14

Answer 2

6 X (10 X 40) is not equivalent to this expression

Explanation:

6*14 = 84

a) 6*(10+4) = 6*14 =84

b)6*7+6*7 = 42+42 = 84

c)6*10+6*4 = 60+24 = 84

but 6*(10*40) = 6*400 = 2400 So this is not equivalent.