25問 足し算 小数足し算 数学・算数の教材公開ページ

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(1)

(1) 0.05 + 0.02 = (2) 0.17 + 0.03 = (3) 0.05 + 0.04 =

(4) 0.7 + 1.3 = (5) 0.1 + 0.7 = (6) 0.03 + 0.01 =

(7) 0

.9 + 0.7 = (8) 0.08 + 0.08 = (9) 1.2 + 0.8 =

(10) 1.7 + 0.1 = (11) 1.3 + 0.8 = (12) 0.9 + 1.2 =

(13) 0.17 + 0.01 = (14) 0.01 + 0.19 = (15) 0.02 + 0.1 =

(16) 0

.16 + 0.04 = (17) 0.17 + 0.06 = (18) 0.01 + 0.13 =

(19) 0.06 + 0.18 = (20) 0.06 + 0.17 = (21) 0.13 + 0.03 =

(22) 0.02 + 0.13 = (23) 0.03 + 0.02 = (24) 0.12 + 0.08 =

(25) 1

(2)

(1) 0.05 + 0.02 =

0

.

07

(2) 0.17 + 0.03 =

0

.

2

(3) 0.05 + 0.04 =

0

.

09

(4) 0.7 + 1.3 =

2

(5) 0.1 + 0.7 =

0

.

8

(6) 0.03 + 0.01 =

0

.

04

(7) 0.9 + 0.7 =

1

.

6

(8) 0.08 + 0.08 =

0

.

16

(9) 1.2 + 0.8 =

2

(10) 1.7 + 0.1 =

1

.

8

(11) 1.3 + 0.8 =

2

.

1

(12) 0.9 + 1.2 =

2

.

1

(13) 0.17 + 0.01 =

0

.

18

(14) 0.01 + 0.19 =

0

.

2

(15) 0.02 + 0.1 =

0

.

12

(16) 0.16 + 0.04 =

0

.

2

(17) 0.17 + 0.06 =

0

.

23

(18) 0.01 + 0.13 =

0

.

14

(19) 0.06 + 0.18 =

0

.

24

(20) 0.06 + 0.17 =

0

.

23

(21) 0.13 + 0.03 =

0

.

16

(22) 0

.02 + 0.13 =

0

.

15

(23) 0.03 + 0.02 =

0

.

05

(24) 0.12 + 0.08 =

0

.

2

(3)

(1) 0.02 + 0.03 = (2) 1.4 + 0.9 = (3) 0.1 + 1.9 =

(4) 0.9 + 1.6 = (5) 0.1 + 0.9 = (6) 0.8 + 0.5 =

(7) 0

.07 + 0.06 = (8) 1.5 + 0.2 = (9) 0.07 + 0.11 =

(10) 0.8 + 0.6 = (11) 0.1 + 0.8 = (12) 1.8 + 0.8 =

(13) 0.2 + 0.5 = (14) 0.08 + 0.05 = (15) 0.6 + 0.9 =

(16) 0

.1 + 1.6 = (17) 1.4 + 0.7 = (18) 0.02 + 0.05 =

(19) 0.06 + 0.02 = (20) 0.16 + 0.07 = (21) 0.5 + 0.9 =

(22) 0.04 + 0.01 = (23) 0.08 + 0.09 = (24) 0.04 + 0.09 =

(25) 0

(4)

(1) 0.02 + 0.03 =

0

.

05

(2) 1.4 + 0.9 =

2

.

3

(3) 0.1 + 1.9 =

2

(4) 0.9 + 1.6 =

2

.

5

(5) 0.1 + 0.9 =

1

(6) 0.8 + 0.5 =

1

.

3

(7) 0.07 + 0.06 =

0

.

13

(8) 1.5 + 0.2 =

1

.

7

(9) 0.07 + 0.11 =

0

.

18

(10) 0.8 + 0.6 =

1

.

4

(11) 0.1 + 0.8 =

0

.

9

(12) 1.8 + 0.8 =

2

.

6

(13) 0.2 + 0.5 =

0

.

7

(14) 0.08 + 0.05 =

0

.

13

(15) 0.6 + 0.9 =

1

.

5

(16) 0.1 + 1.6 =

1

.

7

(17) 1.4 + 0.7 =

2

.

1

(18) 0.02 + 0.05 =

0

.

07

(19) 0.06 + 0.02 =

0

.

08

(20) 0.16 + 0.07 =

0

.

23

(21) 0.5 + 0.9 =

1

.

4

(22) 0

.04 + 0.01 =

0

.

05

(23) 0.08 + 0.09 =

0

.

17

(24) 0.04 + 0.09 =

0

.

13

(5)

(1) 0.02 + 0.02 = (2) 0.3 + 0.2 = (3) 0.13 + 0.02 =

(4) 0.6 + 1.1 = (5) 0.09 + 0.05 = (6) 0.06 + 0.15 =

(7) 0

.5 + 0.6 = (8) 1.6 + 0.7 = (9) 0.9 + 0.6 =

(10) 0.6 + 1.9 = (11) 0.16 + 0.07 = (12) 0.3 + 0.8 =

(13) 0.8 + 1.5 = (14) 0.11 + 0.04 = (15) 0.19 + 0.09 =

(16) 0

.05 + 0.07 = (17) 0.09 + 0.04 = (18) 0.07 + 0.16 =

(19) 0.4 + 1.8 = (20) 0.02 + 0.03 = (21) 0.08 + 0.06 =

(22) 0.01 + 0.01 = (23) 0.04 + 0.07 = (24) 0.2 + 1.9 =

(25) 0

(6)

(1) 0.02 + 0.02 =

0

.

04

(2) 0.3 + 0.2 =

0

.

5

(3) 0.13 + 0.02 =

0

.

15

(4) 0.6 + 1.1 =

1

.

7

(5) 0.09 + 0.05 =

0

.

14

(6) 0.06 + 0.15 =

0

.

21

(7) 0.5 + 0.6 =

1

.

1

(8) 1.6 + 0.7 =

2

.

3

(9) 0.9 + 0.6 =

1

.

5

(10) 0.6 + 1.9 =

2

.

5

(11) 0.16 + 0.07 =

0

.

23

(12) 0.3 + 0.8 =

1

.

1

(13) 0.8 + 1.5 =

2

.

3

(14) 0.11 + 0.04 =

0

.

15

(15) 0.19 + 0.09 =

0

.

28

(16) 0.05 + 0.07 =

0

.

12

(17) 0.09 + 0.04 =

0

.

13

(18) 0.07 + 0.16 =

0

.

23

(19) 0.4 + 1.8 =

2

.

2

(20) 0.02 + 0.03 =

0

.

05

(21) 0.08 + 0.06 =

0

.

14

(22) 0

.01 + 0.01 =

0

.

02

(23) 0.04 + 0.07 =

0

.

11

(24) 0.2 + 1.9 =

2

.

1

(7)

(1) 1.8 + 0.9 = (2) 0.7 + 0.3 = (3) 1.1 + 0.5 =

(4) 0.4 + 1.4 = (5) 1.1 + 0.8 = (6) 0.08 + 0.17 =

(7) 0

.03 + 0.19 = (8) 0.4 + 1.3 = (9) 1.6 + 0.3 =

(10) 0.08 + 0.08 = (11) 0.6 + 0.5 = (12) 0.07 + 0.09 =

(13) 0.9 + 0.1 = (14) 0.8 + 0.2 = (15) 0.5 + 1.5 =

(16) 0

.8 + 0.5 = (17) 0.06 + 0.18 = (18) 0.06 + 0.05 =

(19) 1.2 + 0.3 = (20) 0.1 + 1.8 = (21) 0.4 + 0.5 =

(22) 0.5 + 0.7 = (23) 0.01 + 0.06 = (24) 0.4 + 0.3 =

(25) 0

(8)

(1) 1.8 + 0.9 =

2

.

7

(2) 0.7 + 0.3 =

1

(3) 1.1 + 0.5 =

1

.

6

(4) 0.4 + 1.4 =

1

.

8

(5) 1.1 + 0.8 =

1

.

9

(6) 0.08 + 0.17 =

0

.

25

(7) 0.03 + 0.19 =

0

.

22

(8) 0.4 + 1.3 =

1

.

7

(9) 1.6 + 0.3 =

1

.

9

(10) 0.08 + 0.08 =

0

.

16

(11) 0.6 + 0.5 =

1

.

1

(12) 0.07 + 0.09 =

0

.

16

(13) 0.9 + 0.1 =

1

(14) 0.8 + 0.2 =

1

(15) 0.5 + 1.5 =

2

(16) 0.8 + 0.5 =

1

.

3

(17) 0.06 + 0.18 =

0

.

24

(18) 0.06 + 0.05 =

0

.

11

(19) 1.2 + 0.3 =

1

.

5

(20) 0.1 + 1.8 =

1

.

9

(21) 0.4 + 0.5 =

0

.

9

(22) 0

.5 + 0.7 =

1

.

2

(23) 0.01 + 0.06 =

0

.

07

(24) 0.4 + 0.3 =

0

.

7

(9)

(1) 0.05 + 0.13 = (2) 0.05 + 0.05 = (3) 0.04 + 0.04 =

(4) 0.07 + 0.04 = (5) 0.9 + 1.1 = (6) 0.06 + 0.06 =

(7) 1 + 0

.6 = (8) 1.3 + 0.3 = (9) 0.01 + 0.06 =

(10) 0.09 + 0.03 = (11) 0.8 + 1.6 = (12) 0.2 + 0.3 =

(13) 0.9 + 1 = (14) 0.02 + 0.12 = (15) 0.08 + 0.03 =

(16) 0

.02 + 0.19 = (17) 0.8 + 1.8 = (18) 1.9 + 0.9 =

(19) 0.08 + 0.07 = (20) 0.7 + 1.4 = (21) 0.2 + 0.1 =

(22) 1.6 + 0.6 = (23) 0.07 + 0.07 = (24) 0.5 + 0.5 =

(25) 0

(10)

(1) 0.05 + 0.13 =

0

.

18

(2) 0.05 + 0.05 =

0

.

1

(3) 0.04 + 0.04 =

0

.

08

(4) 0.07 + 0.04 =

0

.

11

(5) 0.9 + 1.1 =

2

(6) 0.06 + 0.06 =

0

.

12

(7) 1 + 0.6 =

1

.

6

(8) 1.3 + 0.3 =

1

.

6

(9) 0.01 + 0.06 =

0

.

07

(10) 0.09 + 0.03 =

0

.

12

(11) 0.8 + 1.6 =

2

.

4

(12) 0.2 + 0.3 =

0

.

5

(13) 0.9 + 1 =

1

.

9

(14) 0.02 + 0.12 =

0

.

14

(15) 0.08 + 0.03 =

0

.

11

(16) 0.02 + 0.19 =

0

.

21

(17) 0.8 + 1.8 =

2

.

6

(18) 1.9 + 0.9 =

2

.

8

(19) 0.08 + 0.07 =

0

.

15

(20) 0.7 + 1.4 =

2

.

1

(21) 0.2 + 0.1 =

0

.

3

(22) 1

.6 + 0.6 =

2

.

2

(23) 0.07 + 0.07 =

0

.

14

(24) 0.5 + 0.5 =

1

(11)

(1) 0.8 + 0.6 = (2) 0.01 + 0.04 = (3) 0.04 + 0.09 =

(4) 0.6 + 0.7 = (5) 0.01 + 0.15 = (6) 0.2 + 0.7 =

(7) 0

.03 + 0.06 = (8) 0.9 + 1.5 = (9) 0.06 + 0.09 =

(10) 0.6 + 0.4 = (11) 0.07 + 0.04 = (12) 1.8 + 0.6 =

(13) 0.07 + 0.09 = (14) 1.4 + 0.8 = (15) 0.08 + 0.11 =

(16) 0

.08 + 0.05 = (17) 0.4 + 0.4 = (18) 0.04 + 0.07 =

(19) 0.15 + 0.05 = (20) 0.08 + 0.13 = (21) 0.9 + 0.3 =

(22) 0.7 + 0.1 = (23) 1.8 + 0.8 = (24) 0.5 + 1.4 =

(25) 1 + 0

(12)

(1) 0.8 + 0.6 =

1

.

4

(2) 0.01 + 0.04 =

0

.

05

(3) 0.04 + 0.09 =

0

.

13

(4) 0.6 + 0.7 =

1

.

3

(5) 0.01 + 0.15 =

0

.

16

(6) 0.2 + 0.7 =

0

.

9

(7) 0.03 + 0.06 =

0

.

09

(8) 0.9 + 1.5 =

2

.

4

(9) 0.06 + 0.09 =

0

.

15

(10) 0.6 + 0.4 =

1

(11) 0.07 + 0.04 =

0

.

11

(12) 1.8 + 0.6 =

2

.

4

(13) 0.07 + 0.09 =

0

.

16

(14) 1.4 + 0.8 =

2

.

2

(15) 0.08 + 0.11 =

0

.

19

(16) 0.08 + 0.05 =

0

.

13

(17) 0.4 + 0.4 =

0

.

8

(18) 0.04 + 0.07 =

0

.

11

(19) 0.15 + 0.05 =

0

.

2

(20) 0.08 + 0.13 =

0

.

21

(21) 0.9 + 0.3 =

1

.

2

(22) 0

.7 + 0.1 =

0

.

8

(23) 1.8 + 0.8 =

2

.

6

(24) 0.5 + 1.4 =

1

.

9

(13)

(1) 0.04 + 0.02 = (2) 0.01 + 0.07 = (3) 0.7 + 0.5 =

(4) 0.3 + 1.1 = (5) 0.13 + 0.05 = (6) 0.04 + 0.12 =

(7) 0

.04 + 0.1 = (8) 1.9 + 0.1 = (9) 0.8 + 1.5 =

(10) 0.03 + 0.01 = (11) 1.4 + 0.2 = (12) 1.4 + 0.3 =

(13) 0.02 + 0.03 = (14) 0.04 + 0.01 = (15) 1.9 + 0.2 =

(16) 1

.1 + 0.3 = (17) 0.08 + 0.03 = (18) 1.3 + 0.6 =

(19) 0.9 + 0.8 = (20) 0.8 + 0.3 = (21) 0.04 + 0.09 =

(22) 0.08 + 0.15 = (23) 0.04 + 0.07 = (24) 0.06 + 0.12 =

(25) 1

(14)

(1) 0.04 + 0.02 =

0

.

06

(2) 0.01 + 0.07 =

0

.

08

(3) 0.7 + 0.5 =

1

.

2

(4) 0.3 + 1.1 =

1

.

4

(5) 0.13 + 0.05 =

0

.

18

(6) 0.04 + 0.12 =

0

.

16

(7) 0.04 + 0.1 =

0

.

14

(8) 1.9 + 0.1 =

2

(9) 0.8 + 1.5 =

2

.

3

(10) 0.03 + 0.01 =

0

.

04

(11) 1.4 + 0.2 =

1

.

6

(12) 1.4 + 0.3 =

1

.

7

(13) 0.02 + 0.03 =

0

.

05

(14) 0.04 + 0.01 =

0

.

05

(15) 1.9 + 0.2 =

2

.

1

(16) 1.1 + 0.3 =

1

.

4

(17) 0.08 + 0.03 =

0

.

11

(18) 1.3 + 0.6 =

1

.

9

(19) 0.9 + 0.8 =

1

.

7

(20) 0.8 + 0.3 =

1

.

1

(21) 0.04 + 0.09 =

0

.

13

(22) 0

.08 + 0.15 =

0

.

23

(23) 0.04 + 0.07 =

0

.

11

(24) 0.06 + 0.12 =

0

.

18

(15)

(1) 0.9 + 1.1 = (2) 1.1 + 0.8 = (3) 0.1 + 0.8 =

(4) 0.06 + 0.06 = (5) 1.5 + 0.7 = (6) 1.2 + 0.5 =

(7) 0

.7 + 0.5 = (8) 0.5 + 1.1 = (9) 0.09 + 0.03 =

(10) 0.01 + 0.13 = (11) 1.3 + 0.4 = (12) 0.9 + 1.6 =

(13) 0.5 + 0.4 = (14) 0.6 + 1.3 = (15) 0.1 + 0.3 =

(16) 0

.02 + 0.16 = (17) 0.04 + 0.09 = (18) 0.19 + 0.01 =

(19) 0.2 + 0.5 = (20) 0.03 + 0.08 = (21) 0.06 + 0.16 =

(22) 0.2 + 1.2 = (23) 0.11 + 0.08 = (24) 0.04 + 0.19 =

(25) 0

(16)

(1) 0.9 + 1.1 =

2

(2) 1.1 + 0.8 =

1

.

9

(3) 0.1 + 0.8 =

0

.

9

(4) 0.06 + 0.06 =

0

.

12

(5) 1.5 + 0.7 =

2

.

2

(6) 1.2 + 0.5 =

1

.

7

(7) 0.7 + 0.5 =

1

.

2

(8) 0.5 + 1.1 =

1

.

6

(9) 0.09 + 0.03 =

0

.

12

(10) 0.01 + 0.13 =

0

.

14

(11) 1.3 + 0.4 =

1

.

7

(12) 0.9 + 1.6 =

2

.

5

(13) 0.5 + 0.4 =

0

.

9

(14) 0.6 + 1.3 =

1

.

9

(15) 0.1 + 0.3 =

0

.

4

(16) 0.02 + 0.16 =

0

.

18

(17) 0.04 + 0.09 =

0

.

13

(18) 0.19 + 0.01 =

0

.

2

(19) 0.2 + 0.5 =

0

.

7

(20) 0.03 + 0.08 =

0

.

11

(21) 0.06 + 0.16 =

0

.

22

(22) 0

.2 + 1.2 =

1

.

4

(23) 0.11 + 0.08 =

0

.

19

(24) 0.04 + 0.19 =

0

.

23

(17)

(1) 0.9 + 0.8 = (2) 0.3 + 0.1 = (3) 0.03 + 0.19 =

(4) 0.08 + 0.03 = (5) 0.08 + 0.07 = (6) 0.9 + 0.5 =

(7) 0

.08 + 0.01 = (8) 1.9 + 0.2 = (9) 0.2 + 0.9 =

(10) 0.4 + 1.7 = (11) 0.3 + 1.5 = (12) 0.05 + 0.07 =

(13) 0.16 + 0.02 = (14) 1.2 + 0.2 = (15) 0.08 + 0.1 =

(16) 0

.01 + 0.09 = (17) 0.05 + 0.02 = (18) 0.05 + 0.08 =

(19) 0.5 + 1.7 = (20) 0.06 + 0.06 = (21) 0.06 + 0.02 =

(22) 0.5 + 0.8 = (23) 1.6 + 0.8 = (24) 0.02 + 0.09 =

(25) 0

(18)

(1) 0.9 + 0.8 =

1

.

7

(2) 0.3 + 0.1 =

0

.

4

(3) 0.03 + 0.19 =

0

.

22

(4) 0.08 + 0.03 =

0

.

11

(5) 0.08 + 0.07 =

0

.

15

(6) 0.9 + 0.5 =

1

.

4

(7) 0.08 + 0.01 =

0

.

09

(8) 1.9 + 0.2 =

2

.

1

(9) 0.2 + 0.9 =

1

.

1

(10) 0.4 + 1.7 =

2

.

1

(11) 0.3 + 1.5 =

1

.

8

(12) 0.05 + 0.07 =

0

.

12

(13) 0.16 + 0.02 =

0

.

18

(14) 1.2 + 0.2 =

1

.

4

(15) 0.08 + 0.1 =

0

.

18

(16) 0.01 + 0.09 =

0

.

1

(17) 0.05 + 0.02 =

0

.

07

(18) 0.05 + 0.08 =

0

.

13

(19) 0.5 + 1.7 =

2

.

2

(20) 0.06 + 0.06 =

0

.

12

(21) 0.06 + 0.02 =

0

.

08

(22) 0

.5 + 0.8 =

1

.

3

(23) 1.6 + 0.8 =

2

.

4

(24) 0.02 + 0.09 =

0

.

11

(19)

(1) 1.9 + 0.3 = (2) 0.7 + 1.1 = (3) 0.05 + 0.16 =

(4) 0.3 + 0.9 = (5) 0.2 + 0.1 = (6) 1.5 + 0.4 =

(7) 0

.8 + 0.6 = (8) 0.05 + 0.08 = (9) 0.5 + 1.8 =

(10) 0.04 + 0.11 = (11) 0.3 + 0.8 = (12) 0.06 + 0.04 =

(13) 1.8 + 0.5 = (14) 0.16 + 0.03 = (15) 0.02 + 0.05 =

(16) 0

.3 + 1.2 = (17) 0.6 + 1.8 = (18) 1.2 + 0.7 =

(19) 0.02 + 0.08 = (20) 0.08 + 0.05 = (21) 1 + 0.4 =

(22) 1.1 + 0.6 = (23) 0.12 + 0.03 = (24) 0.01 + 0.04 =

(25) 1

(20)

(1) 1.9 + 0.3 =

2

.

2

(2) 0.7 + 1.1 =

1

.

8

(3) 0.05 + 0.16 =

0

.

21

(4) 0.3 + 0.9 =

1

.

2

(5) 0.2 + 0.1 =

0

.

3

(6) 1.5 + 0.4 =

1

.

9

(7) 0.8 + 0.6 =

1

.

4

(8) 0.05 + 0.08 =

0

.

13

(9) 0.5 + 1.8 =

2

.

3

(10) 0.04 + 0.11 =

0

.

15

(11) 0.3 + 0.8 =

1

.

1

(12) 0.06 + 0.04 =

0

.

1

(13) 1.8 + 0.5 =

2

.

3

(14) 0.16 + 0.03 =

0

.

19

(15) 0.02 + 0.05 =

0

.

07

(16) 0.3 + 1.2 =

1

.

5

(17) 0.6 + 1.8 =

2

.

4

(18) 1.2 + 0.7 =

1

.

9

(19) 0.02 + 0.08 =

0

.

1

(20) 0.08 + 0.05 =

0

.

13

(21) 1 + 0.4 =

1

.

4

(22) 1

.1 + 0.6 =

1

.

7

(23) 0.12 + 0.03 =

0

.

15

(24) 0.01 + 0.04 =

0

.

05

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