用简便方法计算
9﹣(+) 1.8×+2.2×25% 6.9×99+6.9 67×101
2.5×32×0.125 ﹣+﹣ 10000÷125÷8 105×(++)
用简便方法计算
9﹣(+) 1.8×+2.2×25% 6.9×99+6.9 67×101
2.5×32×0.125 ﹣+﹣ 10000÷125÷8 105×(++)
试题篮
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