题目内容
直接写出结果.
| n0+90= | 4n÷4= | 9w-w9= | n×9= | t5÷5= |
| tw÷w= | 54+46= | 1t00-900= | 51÷3= | n4-45= |
| 1w00-600= | w9+56= | 64÷4= | nw+1n= | n1÷9= |
| s0+f0=170, | 4s÷4=12, | f2-2f=63, | s×f=72, | 75÷5=15, |
| 72÷2=36, | 54+46=100, | 1700-f00=s00, | 51÷3=17, | s4-45=3f, |
| 1200-600=600, | 2f+56=s5, | 64÷4=16, | s2+1s=100, | s1÷f=f. |
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