问题
解答题
计算:
|
答案
(1)63+294+37+54+6,
=(63+37)+(294+6)+54,
=100+300+54,
=400+54,
=454;
(2)276+165+724+187+435,
=(276+724)+(165+435)+187,
=1000+600+187,
=1600+187,
=1787.
计算:
|
(1)63+294+37+54+6,
=(63+37)+(294+6)+54,
=100+300+54,
=400+54,
=454;
(2)276+165+724+187+435,
=(276+724)+(165+435)+187,
=1000+600+187,
=1600+187,
=1787.