问题
解答题
65×15=65×10×5______.(判断对错)
答案
65×15=975,
65×10×5,
=650×5,
=3250,
975≠3250,
所以65×15≠65×10×5;
故答案为:×.
65×15=65×10×5______.(判断对错)
65×15=975,
65×10×5,
=650×5,
=3250,
975≠3250,
所以65×15≠65×10×5;
故答案为:×.