题文
简算:
①57.5﹣14.25﹣15
②102.31×59
③(
×10.68+8.52×
)÷1
④0.1+0.2+0.3+0.4+…+0.9+0.1+0.11+0.12+…+0.98+0.99.
简算:
①57.5﹣14.25﹣15
②102.31×59
③(
×10.68+8.52×
)÷1
④0.1+0.2+0.3+0.4+…+0.9+0.1+0.11+0.12+…+0.98+0.99.
试题篮
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