问题
填空题
4.76×3.8+1.5×5.24-2.3×4.76=______.
答案
4.76×3.8+1.5×5.24-2.3×4.76,
=4.76×(3.8-2.3)+1.5×5.24,
=4.76×1.5+1.5×5.24,
=(4.76+5.24)×1.5,
=10×1.5,
=15.
故答案为:15.
4.76×3.8+1.5×5.24-2.3×4.76=______.
4.76×3.8+1.5×5.24-2.3×4.76,
=4.76×(3.8-2.3)+1.5×5.24,
=4.76×1.5+1.5×5.24,
=(4.76+5.24)×1.5,
=10×1.5,
=15.
故答案为:15.