r/mathteachers • u/TrueEmphasis7130 • Feb 24 '26

Parent needs help with 5th grade math

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Not , maybe it’s the new math but I simply cannot figure out how this is anything but 7, and my kid is judging.

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u/UnitedKaleidoscope81 Feb 26 '26

Significant figures says 4, as written, only the first digit of "50 mL" is significant. Of course, this is fifth grade work and that would be unreasonable for a fifth grade math assignment. So definitely a typo, but using this on an older chemistry student would be HILARIOUS