姓名 ______________________日期 ____________得分 ____ / 12百分数的增减练习百分数的增减 · 1–12求新的数量，或求变化的百分数。简单替换1.380 increased by 25%简单替换2.60 increased by 10%简单替换3.340 decreased by 25%简单替换4.80 decreased by 25%简单替换5.120 increased by 50%简单替换6.260 increased by 50%简单替换7.240 decreased by 25%简单替换8.180 decreased by 20%简单替换9.100 decreased by 50%简单替换10.40 decreased by 50%简单替换11.120 increased by 10%简单替换12.400 decreased by 20%答案 — 百分数的增减练习百分数的增减1.4752.663.2554.605.1806.3907.1808.1449.5010.2011.13212.320由 Math Sheet Studio 制作 · mathsheetstudio.com — 免费可打印数学练习卷