AI生成五年级下册数学练习 (14:23:31)
五年级SmartKids AI 生成
2/7 + 3/7 =5/6 - 1/3 =1 - 3/8 =2.5 × 0.4 =8.4 ÷ 0.2 =3/4 + 0.5 =1/2 + 1/3 + 1/6 =x + 2.5 = 75x = 4.512.5 × 8.8 =(请用简便方法计算)4 - 7/9 - 2/9 =5/8 + 1/4 - 3/8 =3x - 1.6 = 4.49.8 - 2.55 - 1.45 =4/5 - (1/4 + 1/5) =x ÷ 0.6 = 1.28.7 × 9.9 + 0.87 =(请用简便方法计算)1/2 + 2/5 =15.3 - 5.3 × 2 =7/12 + 5/8 - 7/12 =
参考答案
🔐 参考答案与解析
5/71/25/81421.25(或5/4,1又1/4)1x = 4.5x = 0.911031/4x = 25.87/20x = 0.72879/104.75/8