54.2-7/9+4.8-16/9+5/9=
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54.2-7/9+4.8-16/9+5/9=
54.2-7/9+4.8-16/9+5/9=
54.2-7/9+4.8-16/9+5/9=
54.2-7/9+4.8-16/9+5/9
=(54.2+4.8)+(5/9-7/9-16/9)
=59-18/9
=59-2
=57
57
54.2-7/9+4.8-16/9+5/9
=54.2+4.8-(7/9+16/9-5/9)
=59-2
=57
54.2-7/9+4.8-16/9+5/9=
54.2-2/9+4.8-1/7/9
54.2-2/9+4.8-16/9简便计算
54.2-(2/9)+4.8-(16/9) = 57 简便计算!
54.2减7/9加4又4/5减16/9加5/9简便运算
54.2-9分之2-4.8-9分之16 简便算法怎么算?
1/(4.1+4.09)*2.5 17分之14*73+17分之2*14*6 54.2-9分之7+4.8-9分之16
简便运算:35乘12加350除70 54.2减2/9加4.8减16/954.2减2/9加4.8减16/935乘12加350除70
用合适的方法计算:54.2-9分之2+408-9分之16 7分之3÷6分之5+7分之4x5分之654.2-9分之2+408-9分之16 7分之3÷6分之5+7分之4x5分之6 这是两题哦
9,16,7 16,21,5 4,「」9
4.8×9+4.8能简算就简算
12:8/9 6.4:4.8 4/2:5 4/35:16/2112:8/9 6.4:4.8 4/2:5 4/35:16/21
9/16×9-7/16×7
1,3/4,9/5,7/16,25/9,()
16/1+16/3+16/5+16/7+16/9/.16/29+16/31
分数乘法的简便运算?2/9-7/16×2/94/5×7/9×5/85/6×5/9+5/9×1/65/7×16×21/5
7/10-2/15 9/16-(9/16-1/5)7/10-2/15 9/16-(9/16-1/5)
5/6×5/9+5/9×1/6 5/7×16×21/5 简便计算