Question

58×77+40×77+154用简便方法计算？

58×77+40×77+154用简便方法计算

Answer 1

58ⅹ77+40x77十154
=58X77+40ⅹ77+2x77
=(58+40+2)x77
=100ⅹ77
=7700

Answer 2

原式=77x(58+40+2)
=77x100
=7700

Answer 3

原式=58×77+40×77+2×77
=（58+40+2）×77
=100×77
=7700

Answer 4

58x77+40x77+154=77x(58+40+2)=77x100=7700

Answer 5

原式=58×77+40×77+2×77
=(58+40+2)×77
=100×77
=7700