问题
填空题
甲数:乙数=5:4,则甲数比乙数多______%,乙数比甲乙两数的和少______%.
答案
设甲数是5,乙数是4,
①(5-4)÷4=0.25=25%;
②(5+4-4)÷(5+4)=5÷9≈0.556=55.6%.
答:甲数比乙数多25%,乙数比甲乙两数的和少55.6%.
故答案为:25,55.6.
甲数:乙数=5:4,则甲数比乙数多______%,乙数比甲乙两数的和少______%.
设甲数是5,乙数是4,
①(5-4)÷4=0.25=25%;
②(5+4-4)÷(5+4)=5÷9≈0.556=55.6%.
答:甲数比乙数多25%,乙数比甲乙两数的和少55.6%.
故答案为:25,55.6.