103 + 415 = 59 - 40 = 630 + 338 =
354 - 213 = 76 - 30 = 933 - 110 =
225 + 315 = 65 - 40 = 954 - 363 =
92 - 10 = 899 - 416 = 88 - 60 =
100 - 35 =
354 - 213 = 76 - 30 = 933 - 110 =
225 + 315 = 65 - 40 = 954 - 363 =
92 - 10 = 899 - 416 = 88 - 60 =
100 - 35 =
答案:
537 - 28 = 321 - 120 = 578 - 344 =
948 - 601 = 57 + 447 = 248 + 723 =
953 - 556 = 249 + 90 = 943 - 123 =
272 - 236 = 179 + 812 = 36 + 682 =
121 + 66 = 932 + 44 =
948 - 601 = 57 + 447 = 248 + 723 =
953 - 556 = 249 + 90 = 943 - 123 =
272 - 236 = 179 + 812 = 36 + 682 =
121 + 66 = 932 + 44 =
答案:
7 + 964 = 578 - 344 = 321 + 201 =
794 - 694 = 300 + 69 = 391 - 286 =
384 - 322 = 96 - 67 = 79 - 60 =
998 - 358 = 90 - 10 = 283 - 65 =
249 - 90 =
794 - 694 = 300 + 69 = 391 - 286 =
384 - 322 = 96 - 67 = 79 - 60 =
998 - 358 = 90 - 10 = 283 - 65 =
249 - 90 =
答案:
在$\square$里填上合适的数字。
$\begin{array}{r}6\square\square\\-\square87\\\hline176\end{array}$ $\begin{array}{r}\square\square4\\-\square\square\\\hline9\end{array}$
$\begin{array}{r}6\square\square\\-\square87\\\hline176\end{array}$ $\begin{array}{r}\square\square4\\-\square\square\\\hline9\end{array}$
答案:
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