[BUG] multipleOf 0.1 validation is throwing "not a multiple of 0.1" error on certain values (0.3, 0.6, 0.7) & more

[NeilWoodComputing]

Environment

Please provide as many details as you can:

number field throwing incorrect errors: multipleOf 0.1 validation is throwing "not a multiple of 0.1" error on certain values (0.3, 0.6, 0.7) & more

• Hosting type
  • [x] Form.io
  • [ ] Local deployment
    • Version:
• Formio.js version: 7.15.1
• Frontend framework: Angular
• Browser: Chrome - 84.0.4147.105
• Browser version: - 84.0.4147.105

Steps to Reproduce

1. create a number field using the validation of multipleOf = 0.1
2. insert value 0.3 into the field
3. observe error "not a multiple of 0.1"

Expected behavior

I should only see multipleOf errors when the entered number violates the validation

Observed behavior

I see the error thrown on multiple valid multiples of 0.1