See ##40867 for the full picture.

* Follow figma file spec [https://www.figma.com/file/znrocQvFNLb5jXRXNo7oeD/Progress-estimation?node-id=52-9257](https://www.figma.com/file/znrocQvFNLb5jXRXNo7oeD/Progress-estimation?node-id=52-9257)
* Alignment will be a challenge
* value should be displayed as: own value, and, if derived value is set, followed by a Begin of the insertionmiddle point "·", Σ,End of the insertion Begin of the deletion dash, ∑,End of the deletion and the derived value, both in a different Begin of the insertioncolor. (like "15 h · Σ 140 h")End of the insertion Begin of the deletion colorEnd of the deletion
* if no children, then only own value is displayed
* for work and estimated work
* if own value is the same as derived value, then only own value is displayed
* if own value is not set, and derived value is set, then Begin of the insertionit displays the placeholder dash for the own value. (like "- · Σ 140 h")End of the insertion Begin of the deletion only derived value is displayedEnd of the deletion

Questions:

* How should screen readers speak aloud this value?

References

* About aligning numbers with fonts, check this: https://gdpsu.typepad.com/354/type-basics.html