小学数学计算题(用简便方法计算)12.54+3.66+6.34 8.37-6.74+2.26 5.93+2.86-1.93 18.2-6.54-1.46 19.6-5.9-9.6 12.94-3.68-6.32 20.18-(10.18-9.39) 32.92-(9.73+22.92) 12.68-3.67+3.32-1.33 59.18-16.8-3.2-9.18 46.03-5.95-6.
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/25 18:29:13
![小学数学计算题(用简便方法计算)12.54+3.66+6.34 8.37-6.74+2.26 5.93+2.86-1.93 18.2-6.54-1.46 19.6-5.9-9.6 12.94-3.68-6.32 20.18-(10.18-9.39) 32.92-(9.73+22.92) 12.68-3.67+3.32-1.33 59.18-16.8-3.2-9.18 46.03-5.95-6.](/uploads/image/z/26935-7-5.jpg?t=%E5%B0%8F%E5%AD%A6%E6%95%B0%E5%AD%A6%E8%AE%A1%E7%AE%97%E9%A2%98%EF%BC%88%E7%94%A8%E7%AE%80%E4%BE%BF%E6%96%B9%E6%B3%95%E8%AE%A1%E7%AE%97%EF%BC%8912.54%EF%BC%8B3.66%EF%BC%8B6.34+8.37-6.74%EF%BC%8B2.26+5.93%EF%BC%8B2.86-1.93+18.2-6.54-1.46+19.6-5.9-9.6+12.94-3.68-6.32+20.18-%EF%BC%8810.18-9.39%EF%BC%89+32.92-%EF%BC%889.73%EF%BC%8B22.92%EF%BC%89+12.68-3.67%EF%BC%8B3.32-1.33+59.18-16.8-3.2-9.18+46.03-5.95-6.)
小学数学计算题(用简便方法计算)12.54+3.66+6.34 8.37-6.74+2.26 5.93+2.86-1.93 18.2-6.54-1.46 19.6-5.9-9.6 12.94-3.68-6.32 20.18-(10.18-9.39) 32.92-(9.73+22.92) 12.68-3.67+3.32-1.33 59.18-16.8-3.2-9.18 46.03-5.95-6.
小学数学计算题(用简便方法计算)
12.54+3.66+6.34 8.37-6.74+2.26 5.93+2.86-1.93 18.2-6.54-1.46 19.6-5.9-9.6 12.94-3.68-6.32 20.18-(10.18-9.39) 32.92-(9.73+22.92) 12.68-3.67+3.32-1.33 59.18-16.8-3.2-9.18 46.03-5.95-6.05+10.97
小学数学计算题(用简便方法计算)12.54+3.66+6.34 8.37-6.74+2.26 5.93+2.86-1.93 18.2-6.54-1.46 19.6-5.9-9.6 12.94-3.68-6.32 20.18-(10.18-9.39) 32.92-(9.73+22.92) 12.68-3.67+3.32-1.33 59.18-16.8-3.2-9.18 46.03-5.95-6.
12.54+3.66+6.34
=12.54+(3.66+6.34)
=12.54+10
=22.54
8.37-6.74+2.26
=8.37-7+0.26+2.26
=1.37+3.52
=4.87
5.93+2.86-1.93
=5.93-1.93+2.86
=4+2.86
=6.86
18.2-6.54-1.46
=18.2-(6.54+1.46)
=18.2-8
=10.2
19.6-5.9-9.6
=19.6-9.6-5.9
=10-5.9
=4.1
12.94-3.68-6.32
=12.94-(3.68+6.32)
=12.94-10
=2.94
20.18-(10.18-9.39)
=20.18-10.18+9.39
=10+9.39
=19.39
32.92-(9.73+22.92)
=32.92-22.92-9.73
=10-9.73
=0.27
12.68-3.67+3.32-1.33
=12.68+3.32-(3.67+1.33)
=16-5
=11
59.18-16.8-3.2-9.18
=59.18-9.18-(16.8+3.2)
=50-20
=30
46.03-5.95-6.05+10.97
=46.03+10.97-(5.95+6.05)
=57-12
=45