[bug] Inconsistent numbering sequence in the exercises section

[ecraftsman]

Description:

Page speech exercises (ready for classes) words with frequency grouping (mid-frequency words).

There are 16 tasks in the exercise card.

Prerequisites:

The main page is open https://brainup.site / Log in as an existing user

Steps to playback:

1. Click on the speech exercises card (ready for classes), go to the page https://brainup.site/groups/2/series/1
2. Click on the block “words with frequency grouping”, go to the page https://brainup.site/groups/2/series/6
3. Click on the card “medium frequency words”, go to the page https://brainup.site/groups/2/series/6/subgroup/69

Actual result:

Exercises from 101 to 116 are opened

Expected result:

Exercises from 1 to 16 are opened

Wednesday:

mac Os Yandex Browser 23.1.0

The screen is attached