Because we did not review results with the clinician administering the exam, I'm not sure how to interpret the results. The WIAT-III is listed below the WISC-V.

Here are the raw scores and all sub-testing results.

WISC-V

Verbal Comprehension Subtest

Similarities
Raw=22, Scaled=10, Percentile=50
Vocabulary
Raw=38, Scaled=19, Percentile=99
Information
Raw=20, Scaled=16, Percentile=98
Comprehension
Raw=12, Scaled=8, Percentile=25

Sum of Scaled Scores=29
Composite score=124
Percentile=95

Visual-Spatial Subtest

Block Design
Raw=41, Scaled=16, Percentile=98
Visual Puzzles
Raw=18, Scaled=13, Percentile=76

Sum of Scaled Scores=29
Composite score=126
Percentile=96

Fluid Reasoning Subtest

Matrix
Raw=17, Scaled=11, Percentile=65
Figure weights
Raw=23, Scaled=14, Percentile=91
Picture Concepts
Raw=8, Scaled=7, Percentile=24

Sum of Scaled Scores=25
Composite score=115
Percentile=84

Working Memory Subtest

Digit span
Raw=22, Scaled=10, Percentile=48
Picture span
Raw=11, Scaled=4. Percentile=30
Letter-Number Sequencing
Raw=8, Scaled=7, Percentile=24

Sum of Scaled Scores=14
Composite score=82
Percentile=12

Processing Speed Subtest

Coding
Raw=9, Scaled=1, Percentile=1
Symbol Search
Raw=13, Scaled=7, Percentile=24

Sum of Scaled Scores=8
Composite score=66
Percentile=1

Beery-Buktenica Developmental Test of Visual-Motor Integration (BBVMI)

Beery VMI
Standard Score=87
Percentile=19

WIAT-III

Reading Comprehension
Raw score=39
Standard score=124
Percentile rank=95
Grade equiv. >12.9
Age equiv. >19.11

Math Problem Solving
Raw score=40
Standard score=97
Percentile rank=42
Grade equiv. 3.0
Age equiv. 8.4

Alphabet writing fluency
Raw score=11
Standard score=90
Percentile rank=25
Grade equiv. 1.7
Age equiv. 7

Word reading

Raw score=50
Standard score=119
Percentile rank=90
Grade equiv. 6.2
Age equiv. 11.4

Pseudoword Decoding

Raw score=23
Standard score=99
Percentile rank=47
Grade equiv. 3.1
Age equiv. 8

Numerical Operations

Raw score=18
Standard score=86
Percentile rank=18
Grade equiv. 2.2
Age equiv. 7.4

Oral Reading Fluency

Raw score=98
Standard score=104
Percentile rank=61
Grade equiv. 3.8
Age equiv. 9.0

Spelling

Raw score=16
Standard score=92
Percentile rank=30
Grade equiv. 2.3
Age equiv. 7.8

Composite Score Summary

Total Reading
Sum of Subtest Standard Scores=446
Standard Score=115
Percentile Rank=84
AVERAGE

Basic Reading
Sum of Subtest Standard Scores=218
Standard Score=108
Percentile Rank=70
AVERAGE

Reading Comprehension and Fluency
Sum of Subtest Standard Scores=228
Standard Score=117
Percentile Rank=87
ABOVE AVERAGE

Mathematics
Sum of Subtest Standard Scores=183
Standard Score=90
Percentile Rank=25
AVERAGE

Oral and Written Language Scales, Second Edition (OWLS-II)
Written Expression
Standard Score=64
Percentile=1 (not typo)
VERY LOW

The diagnoses are:

299.00 Autism spectrum disorder
314.01 Attention deficit hyperactivity disorder, combined presentation
315.2 Specific Learning Disorder
with impairment in written expression
with impairment in mathematics
315.4 Developmental coordination disorder
311.00 Unspecified depressive disorder
300.00 Unspecified anxiety disorder

It all sounds so brutal written so starkly.