GAAP TO NON-GAAP RECONCILIATION

(Dollars in millions, except per share data)

(Unaudited)

Third Quarter of

First Three Quarters of

2017

2016

2017

2016

Dollar

% of

Dollar

% of

Dollar

% of

Dollar

% of

Amount

Revenue

Amount

Revenue

Amount

Revenue

Amount

Revenue

GROSS MARGIN:

GAAP gross margin:

$  349.5

52.2 %

$  309.0

52.9 %

$  1,022.6

52.6 %

$    925.2

52.1 %

Restructuring charges

( A )

0.3

—%

0.5

0.1 %

1.3

0.1 %

1.2

0.1 %

Amortization of purchased intangible assets

( B )

23.0

3.4 %

21.8

3.7 %

62.5

3.2 %

69.9

3.9 %

Stock-based compensation

( C )

1.1

0.2 %

0.9

0.2 %

2.8

0.1 %

2.8

0.1 %

Amortization of acquisition-related inventory step-up

( D )

2.2

0.3 %

—

—%

2.8

0.1 %

—

—%

Non-GAAP gross margin:

$  376.1

56.1 %

$  332.2

56.9 %

$  1,092.0

56.1 %

$    999.1

56.2 %

OPERATING EXPENSES:

GAAP operating expenses:

$  285.5

42.6 %

$  253.7

43.4 %

$     839.4

43.2 %

$    799.5

45.0 %

Restructuring charges

( A )

(1.3)

(0.2)%

(3.5)

(0.6)%

(6.5)

(0.3)%

(9.8)

(0.5)%

Amortization of purchased intangible assets

( B )

(17.0)

(2.5)%

(15.5)

(2.7)%

(46.6)

(2.5)%

(47.3)

(2.7)%

Stock-based compensation

( C )

(15.0)

(2.2)%

(12.4)

(2.1)%

(42.2)

(2.2)%

(37.2)

(2.1)%

Acquisition / divestiture items

( E )

0.3

—%

(0.9)

(0.1)%

(6.1)

(0.3)%

(3.4)

(0.2)%

Executive transition costs

( F )

—

—%

—

—%

—

—%

(1.0)

(0.1)%

Non-GAAP operating expenses:

$  252.5

37.7 %

$  221.4

37.9 %

$     738.0

37.9 %

$    700.8

39.4 %

OPERATING INCOME:

GAAP operating income:

$    64.0

9.6 %

$    55.3

9.5 %

$     183.2

9.4 %

$    125.7

7.1 %

Restructuring charges

( A )

1.6

0.2 %

4.0

0.7 %

7.8

0.4 %

11.0

0.6 %

Amortization of purchased intangible assets

( B )

40.0

5.9 %

37.3

6.4 %

109.1

5.7 %

117.2

6.6 %

Stock-based compensation

( C )

16.1

2.4 %

13.3

2.3 %

45.0

2.3 %

40.0

2.2 %

Amortization of acquisition-related inventory step-up

( D )

2.2

0.3 %

—

—%

2.8

0.1 %

—

—%

Acquisition / divestiture items

( E )

(0.3)

—%

0.9

0.1 %

6.1

0.3 %

3.4

0.2 %

Executive transition costs

( F )

—

—%

—

—%

—

—%

1.0

0.1 %

Non-GAAP operating income:

$  123.6

18.4 %

$  110.8

19.0 %

$     354.0

18.2 %

$    298.3

16.8 %

NON-OPERATING INCOME (EXPENSE), NET:

GAAP non-operating income (expense), net:

$      5.6

$     (3.1)

$       19.6

$       (5.8)

Acquisition / divestiture items

( E )

—

2.8

(8.9)

0.1

Non-GAAP non-operating income (expense), net:

$      5.6

$     (0.3)

$       10.7

$       (5.7)

GAAP and

GAAP and

GAAP and

GAAP and

Non-GAAP

Non-GAAP

Non-GAAP

Non-GAAP

Tax Rate %

( I )

Tax Rate %

( I )

Tax Rate %

( I )

Tax Rate %

( I )

INCOME TAX PROVISION:

GAAP income tax provision:

$    13.9

20 %

$    13.0

25 %

$       46.7

23 %

$      25.4

21 %

Non-GAAP items tax effected

( G )

11.9

14.6

37.1

36.3

Difference in GAAP and Non-GAAP tax rate

( H )

3.8

(1.1)

—

8.5

Non-GAAP income tax provision:

$    29.6

23 %

$    26.5

24 %

$       83.8

23 %

$      70.2

24 %

NET INCOME:

GAAP net income attributable to Trimble Inc

$    55.7

$    39.2

$     156.1

$      94.7

Restructuring charges

( A )

1.6

4.0

7.8

11.0

Amortization of purchased intangible assets

( B )

40.0

37.3

109.1

117.2

Stock-based compensation

( C )

16.1

13.3

45.0

40.0

Amortization of acquisition-related inventory step-up

( D )

2.2

—

2.8

—

Acquisition / divestiture items

( E )

(0.3)

3.7

(2.8)

3.5

Executive transition costs

( F )

—

—

—

1.0

Non-GAAP tax adjustments

( G ) + ( H )

(15.7)

(13.5)

(37.1)

(44.8)

Non-GAAP net income attributable to Trimble Inc

$    99.6

$    84.0

$     280.9

$    222.6

DILUTED NET INCOME PER SHARE:

GAAP diluted net income per share attributable to Trimble Inc

$    0.22

$    0.15

$       0.61

$      0.37

Restructuring charges

( A )

0.01

0.02

0.03

0.05

Amortization of purchased intangible assets

( B )

0.15

0.15

0.42

0.46

Stock-based compensation

( C )

0.06

0.05

0.17

0.16

Amortization of acquisition-related inventory step-up

( D )

0.01

—

0.01

—

Acquisition / divestiture items

( E )

—

0.01

(0.01)

0.02

Executive transition costs

( F )

—

—

—

—

Non-GAAP tax adjustments

( G ) + ( H )

(0.06)

(0.05)

(0.14)

(0.18)

Non-GAAP diluted net income per share attributable to Trimble Inc

$    0.39

$    0.33

$       1.09

$      0.88