题目内容
【题目】14.8×6.3-6.3×6.5+8.3×3.7 18.1+(3-0.299÷0.23)×1
【答案】21.58;19.8
【解析】
14.8×6.3-6.3×6.5+8.3×3.7
=6.3×8.3+8.3×3.7
=8.3×2.6
=21.58
18.1+(3-0.299÷0.23)×1
=18.1+1.7×1
=18.1+1.7
=19.8
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题目内容
【题目】14.8×6.3-6.3×6.5+8.3×3.7 18.1+(3-0.299÷0.23)×1
【答案】21.58;19.8
【解析】
14.8×6.3-6.3×6.5+8.3×3.7
=6.3×8.3+8.3×3.7
=8.3×2.6
=21.58
18.1+(3-0.299÷0.23)×1
=18.1+1.7×1
=18.1+1.7
=19.8