MATHEMATICS SCHOOL
MATH WORKSHEETS, TESTS, QUIZZES, FLASH CARDS, etc.

1ST GRADE WORKSHEETS: Addition.

Adding whole tens in columns (2 addends). Problems with answers.


GRADE 1 WORKSHEETS. ADDITION. Page 1





Data: __________________ Name: ______________________________ Score:__________
Add whole tens in columns.

40 10 40 40 80
+ 90 + 10 + 70 + 50 + 80


30 10 10 90 90
+ 30 + 20 + 20 + 90 + 90


40 40 40 70 30
+ 80 + 90 + 50 + 70 + 50


10 60 50 80 60
+ 40 + 60 + 20 + 80 + 40


90 60 40 40 50
+ 30 + 80 + 40 + 10 + 30


90 10 50 70 60
+ 10 + 10 + 70 + 20 + 50


40 20 50 50 60
+ 50 + 20 + 60 + 20 + 30


60 50 10 40 10
+ 70 + 40 + 60 + 30 + 10



GRADE 1 WORKSHEETS. ADDITION. Page 2





Data: __________________ Name: ______________________________ Score:__________
Add whole tens in columns.

30 10 40 30 60
+ 70 + 10 + 80 + 10 + 10


90 20 70 10 60
+ 50 + 40 + 70 + 40 + 20


60 20 40 50 20
+ 30 + 80 + 70 + 50 + 20


30 80 50 10 20
+ 50 + 50 + 30 + 30 + 60


40 30 20 50 20
+ 80 + 50 + 10 + 40 + 50


50 40 60 50 90
+ 10 + 90 + 60 + 80 + 50


10 50 20 30 80
+ 40 + 80 + 70 + 40 + 10


90 70 70 30 10
+ 20 + 10 + 20 + 50 + 30



GRADE 1 WORKSHEETS. ADDITION. Page 3





Data: __________________ Name: ______________________________ Score:__________
Add whole tens in columns.

60 60 20 90 10
+ 10 + 70 + 40 + 60 + 10


40 90 70 20 40
+ 70 + 20 + 10 + 80 + 30


70 40 10 10 70
+ 90 + 90 + 30 + 70 + 10


50 50 30 60 40
+ 80 + 50 + 30 + 70 + 60


60 20 20 80 20
+ 90 + 50 + 20 + 60 + 90


70 20 60 90 40
+ 40 + 80 + 80 + 90 + 30


50 40 60 60 20
+ 20 + 60 + 20 + 40 + 90


20 10 70 20 80
+ 60 + 80 + 60 + 10 + 40



GRADE 1 WORKSHEETS. ADDITION. Page 4





Data: __________________ Name: ______________________________ Score:__________
Add whole tens in columns.

10 30 50 70 90
+ 50 + 10 + 30 + 80 + 70


60 60 90 90 70
+ 90 + 80 + 50 + 20 + 60


50 70 50 40 10
+ 50 + 50 + 90 + 80 + 70


80 10 40 10 90
+ 20 + 60 + 50 + 80 + 40


40 40 90 60 90
+ 60 + 10 + 30 + 10 + 10


80 40 10 90 40
+ 30 + 50 + 80 + 50 + 40


40 40 80 80 20
+ 70 + 90 + 10 + 50 + 60


40 70 30 90 30
+ 60 + 40 + 20 + 90 + 80



GRADE 1 WORKSHEETS. ADDITION. Page 5





Data: __________________ Name: ______________________________ Score:__________
Add whole tens in columns.

70 90 60 70 70
+ 50 + 60 + 70 + 20 + 10


20 30 70 40 50
+ 60 + 60 + 20 + 50 + 60


30 10 30 10 50
+ 30 + 20 + 90 + 70 + 20


10 80 40 70 50
+ 60 + 70 + 40 + 50 + 60


20 60 70 90 50
+ 90 + 20 + 50 + 70 + 90


80 80 50 80 10
+ 60 + 90 + 90 + 80 + 80


60 30 80 10 50
+ 60 + 20 + 40 + 10 + 70


90 20 70 10 30
+ 20 + 90 + 50 + 70 + 40



GRADE 1 WORKSHEETS. ADDITION. Page 1

ANSWERS.



Add whole tens in columns.

40 10 40 40 80
+ 90 + 10 + 70 + 50 + 80
130 20 110 90 160


30 10 10 90 90
+ 30 + 20 + 20 + 90 + 90
60 30 30 180 180


40 40 40 70 30
+ 80 + 90 + 50 + 70 + 50
120 130 90 140 80


10 60 50 80 60
+ 40 + 60 + 20 + 80 + 40
50 120 70 160 100


90 60 40 40 50
+ 30 + 80 + 40 + 10 + 30
120 140 80 50 80


90 10 50 70 60
+ 10 + 10 + 70 + 20 + 50
100 20 120 90 110


40 20 50 50 60
+ 50 + 20 + 60 + 20 + 30
90 40 110 70 90


60 50 10 40 10
+ 70 + 40 + 60 + 30 + 10
130 90 70 70 20




GRADE 1 WORKSHEETS. ADDITION. Page 2

ANSWERS.



Add whole tens in columns.

30 10 40 30 60
+ 70 + 10 + 80 + 10 + 10
100 20 120 40 70


90 20 70 10 60
+ 50 + 40 + 70 + 40 + 20
140 60 140 50 80


60 20 40 50 20
+ 30 + 80 + 70 + 50 + 20
90 100 110 100 40


30 80 50 10 20
+ 50 + 50 + 30 + 30 + 60
80 130 80 40 80


40 30 20 50 20
+ 80 + 50 + 10 + 40 + 50
120 80 30 90 70


50 40 60 50 90
+ 10 + 90 + 60 + 80 + 50
60 130 120 130 140


10 50 20 30 80
+ 40 + 80 + 70 + 40 + 10
50 130 90 70 90


90 70 70 30 10
+ 20 + 10 + 20 + 50 + 30
110 80 90 80 40




GRADE 1 WORKSHEETS. ADDITION. Page 3

ANSWERS.



Add whole tens in columns.

60 60 20 90 10
+ 10 + 70 + 40 + 60 + 10
70 130 60 150 20


40 90 70 20 40
+ 70 + 20 + 10 + 80 + 30
110 110 80 100 70


70 40 10 10 70
+ 90 + 90 + 30 + 70 + 10
160 130 40 80 80


50 50 30 60 40
+ 80 + 50 + 30 + 70 + 60
130 100 60 130 100


60 20 20 80 20
+ 90 + 50 + 20 + 60 + 90
150 70 40 140 110


70 20 60 90 40
+ 40 + 80 + 80 + 90 + 30
110 100 140 180 70


50 40 60 60 20
+ 20 + 60 + 20 + 40 + 90
70 100 80 100 110


20 10 70 20 80
+ 60 + 80 + 60 + 10 + 40
80 90 130 30 120




GRADE 1 WORKSHEETS. ADDITION. Page 4

ANSWERS.



Add whole tens in columns.

10 30 50 70 90
+ 50 + 10 + 30 + 80 + 70
60 40 80 150 160


60 60 90 90 70
+ 90 + 80 + 50 + 20 + 60
150 140 140 110 130


50 70 50 40 10
+ 50 + 50 + 90 + 80 + 70
100 120 140 120 80


80 10 40 10 90
+ 20 + 60 + 50 + 80 + 40
100 70 90 90 130


40 40 90 60 90
+ 60 + 10 + 30 + 10 + 10
100 50 120 70 100


80 40 10 90 40
+ 30 + 50 + 80 + 50 + 40
110 90 90 140 80


40 40 80 80 20
+ 70 + 90 + 10 + 50 + 60
110 130 90 130 80


40 70 30 90 30
+ 60 + 40 + 20 + 90 + 80
100 110 50 180 110




GRADE 1 WORKSHEETS. ADDITION. Page 5

ANSWERS.



Add whole tens in columns.

70 90 60 70 70
+ 50 + 60 + 70 + 20 + 10
120 150 130 90 80


20 30 70 40 50
+ 60 + 60 + 20 + 50 + 60
80 90 90 90 110


30 10 30 10 50
+ 30 + 20 + 90 + 70 + 20
60 30 120 80 70


10 80 40 70 50
+ 60 + 70 + 40 + 50 + 60
70 150 80 120 110


20 60 70 90 50
+ 90 + 20 + 50 + 70 + 90
110 80 120 160 140


80 80 50 80 10
+ 60 + 90 + 90 + 80 + 80
140 170 140 160 90


60 30 80 10 50
+ 60 + 20 + 40 + 10 + 70
120 50 120 20 120


90 20 70 10 30
+ 20 + 90 + 50 + 70 + 40
110 110 120 80 70




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