Question

53 x 51 + 4 + 53 x 49 + 91 + 53

Answer 1

2904

Answer 2

\(53\times51+4+53\times49+91+53\)

\(=53\times\left(51+49\right)+\left(4+53+91\right)\)

\(=53\times100+148\)

\(=5300+148\)

\(=5448\)