4X(25X65+25X28)
=4x25x(65+28)
=100x(100-7)
=10000-700
=9930
4*25*65+4*25*65=6500+6500=13000
4X(25X65+25X28)
=4x25x(65+28)
=100x93
=9300
4*25(65+28)
=100*93
=9300
4x(25x65+25x28)
=4 x 25 x 65 + 4 x 25 x 28
=100 x 65 + 100 x 28
=100 x (65 + 28)
=100 x 93
=9300
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