问题
解答题
计算:5.62×49-5.62×39+43.8=______.
答案
5.62×49-5.62×39+43.8,
=5.62×(49-39)+43.8,
=5.62×10+43.8,
=56.2+43.8,
=100.
故答案为:100.
计算:5.62×49-5.62×39+43.8=______.
5.62×49-5.62×39+43.8,
=5.62×(49-39)+43.8,
=5.62×10+43.8,
=56.2+43.8,
=100.
故答案为:100.