Improve work with numbers

[MarshalX]

No description provided.

[codspeed-hq]

CodSpeed Performance Report

Merging #25 will degrade performances by 23.73%

_{Comparing improve-numbers (67bb3a4) with main (6af9137)}

Summary

⚡ 5 improvements
❌ 9 (👁 9) regressions
✅ 178 untouched benchmarks

Benchmarks breakdown

	Benchmark	main	improve-numbers	Change
👁	test_dag_cbor_decode[roundtrip01.json]	26.2 µs	33.7 µs	-22.21%
👁	test_dag_cbor_decode[roundtrip02.json]	26.2 µs	33.6 µs	-22.1%
👁	test_dag_cbor_decode[roundtrip06.json]	24.1 µs	31.6 µs	-23.73%
⚡	test_dag_cbor_decode[roundtrip07.json]	31.4 µs	24 µs	+31.25%
👁	test_dag_cbor_decode[roundtrip08.json]	29.4 µs	34.3 µs	-14.28%
⚡	test_dag_cbor_decode[roundtrip12.json]	37 µs	28.8 µs	+28.5%
👁	test_dag_cbor_decode[roundtrip16.json]	29.5 µs	36.3 µs	-18.74%
👁	test_dag_cbor_decode[roundtrip19.json]	29.4 µs	37.4 µs	-21.37%
👁	test_dag_cbor_decode[roundtrip20.json]	27.5 µs	34.6 µs	-20.6%
👁	test_dag_cbor_decode[roundtrip22.json]	28.4 µs	37.1 µs	-23.56%
👁	test_dag_cbor_decode[roundtrip24.json]	27.4 µs	34.6 µs	-20.83%
⚡	test_dag_cbor_decode_fixtures[array-3,4,5,6]	35.5 µs	30.9 µs	+14.85%
⚡	test_dag_cbor_decode_fixtures[array-mixed]	62.9 µs	56.5 µs	+11.24%
⚡	test_dag_cbor_decode_fixtures[map-keysort]	83.3 µs	74.2 µs	+12.2%