作业帮15.37x7.88-9.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12最简解题法
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/30 11:26:37
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15.37x7.88-9.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12最简解题法
15.37x7.88-9.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12最简解题法
15.37x7.88-9.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12最简解题法
15.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12
=（15.37-9.37）x7.88-（15.37-9.37）x2.12
=6×7.88--6×2.12
=6×（7.88-2.12）
=6×5.76
=34.56
15.37x7.88-9.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12最简解题法
15.37x7.88-9.37x7.88+15.37x2.12-9.37x2.12=
15.37X7.88-9.37X7.38+1.537X21.2-93.7X0.262
简便计算:15.37x7.88-9.37x7.88-15.37x2.12+9.37x2.12急急急!明天就要交了!
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