题文
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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