0.2:416米:12厘米76:19
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=(0.2×5):(4×5),
=1:20;
16米:12厘米,
=1600厘米:12厘米,
=1600:12,
=(1600÷4):(12÷4),
=400:3;
76:19,
=(76÷19):(19÷19),
=4:1;
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=(
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=2:3;
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=(
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=3:2.
编辑:chaxungu时间:2026-04-27 14:12:22分类:小学数学题库
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