SubjectNest · Year 3 maths · Make it fit, then check
Mass · m-reserve
Show one idea at a time.
MODEL scale labels 0,100,200,300,400,500 g, with a middle mark in each gap. Pointer is at 450 g. Empty pouch is 90 g and pouch plus pieces is 330 g. Another sealed model package is 310 g. No body weighing or actual local product is involved.
Usual communication, exact scribing, private/untimed response, rest or pause are welcome. An adult may read/describe all source facts neutrally, without choosing your maths or giving answers. These supplied models do not establish real measuring.
1. Choose a unit and tool for the mass of a small safe package. Explain why.
Own response: [empty before your attempt]
2. How big is each marked gap, and what is the pointer reading?
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3. Find the mass of the pieces without the pouch. Show a connected check.
Own response: [empty before your attempt]
4. Which is heavier: the pointer-reading package or the other package? By how much?
Own response: [empty before your attempt]
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