Brainteen
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哪个更划算
每道题选出更划算的一项。
- 12–18 岁
- 生活技能
- 学习单
课程标准关联
- Common Core 6.RP.A.2: Understand unit rate a/b for a ratio a:b and use rate language.
- Common Core 6.RP.A.3.B: Solve unit rate problems, including unit pricing and constant speed.
- England NC KS3.MA.RP.10: Use compound units such as speed, unit pricing and density to solve problems.
- BNCC EF07MA17: Solve problems with directly and inversely proportional quantities.
- Programmes FR C4.MA.PR.3: Use proportionality and compound quantities such as speed and unit price.
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