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X09 · Optional projects jobYear 4 Maths · T2 W13–14 · Projects / X09
A note correctly finds six $8 kits=$48, then writes 6 × $3=$18 for a setup fee that is paid once. Repair and check.
Use scrap paper or a private explanation. No purchase, household information or public performance.
Adult teaching after an own try
Answer
$48 + $3=$51. The first model step is correct; the fee multiplication is wrong.
Why
Locate the actual first incorrect step in mixed correct and incorrect work.
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