20問 足し算・引き算 小数足し算・引き算 数学・算数の教材公開ページ

20 

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(1)

(1) 0

.8−0.4 = (2) 0.08−0.02 = (3) 0.1−0.09 =

(4) 0.09 + 0.05 = (5) 0.18 + 0.06 = (6) 0.160.13 =

(7) 0.8 + 0.6 = (8) 0.90.7 = (9) 1.90.4 =

(10) 0.01 + 0.01 = (11) 0.06 + 0.02 = (12) 0.130.04 =

(13) 2

.1−1.6 = (14) 0.06−0.05 = (15) 0.1−0.06 =

(16) 0.8 + 0.3 = (17) 20.9 = (18) 0.13 + 0.04 =

(2)

(1) 0.80.4 =

0

.

4

(2) 0.080.02 =

0

.

06

(3) 0.10.09 =

0

.

01

(4) 0.09 + 0.05 =

0

.

14

(5) 0.18 + 0.06 =

0

.

24

(6) 0.160.13 =

0

.

03

(7) 0.8 + 0.6 =

1

.

4

(8) 0.90.7 =

0

.

2

(9) 1.90.4 =

1

.

5

(10) 0

.01 + 0.01 =

0

.

02

(11) 0.06 + 0.02 =

0

.

08

(12) 0.13−0.04 =

0

.

09

(13) 2.11.6 =

0

.

5

(14) 0.060.05 =

0

.

01

(15) 0.10.06 =

0

.

04

(16) 0.8 + 0.3 =

1

.

1

(17) 20.9 =

1

.

1

(18) 0.13 + 0.04 =

0

.

17

(3)

(1) 0

.04 + 0.08 = (2) 0.15 + 0.04 = (3) 0.05 + 0.08 =

(4) 0.60.3 = (5) 1.60.4 = (6) 0.02 + 0.13 =

(7) 0.06 + 0.06 = (8) 0.01 + 0.05 = (9) 0.070.04 =

(10) 1.1 + 0.2 = (11) 0.6 + 1.6 = (12) 0.20.07 =

(13) 0

.03 + 0.15 = (14) 1.3−0.6 = (15) 0.06 + 0.19 =

(16) 0.06 + 0.03 = (17) 0.14 + 0.02 = (18) 0.3 + 0.1 =

(4)

(1) 0.04 + 0.08 =

0

.

12

(2) 0.15 + 0.04 =

0

.

19

(3) 0.05 + 0.08 =

0

.

13

(4) 0.60.3 =

0

.

3

(5) 1.60.4 =

1

.

2

(6) 0.02 + 0.13 =

0

.

15

(7) 0.06 + 0.06 =

0

.

12

(8) 0.01 + 0.05 =

0

.

06

(9) 0.070.04 =

0

.

03

(10) 1

.1 + 0.2 =

1

.

3

(11) 0.6 + 1.6 =

2

.

2

(12) 0.2−0.07 =

0

.

13

(13) 0.03 + 0.15 =

0

.

18

(14) 1.30.6 =

0

.

7

(15) 0.06 + 0.19 =

0

.

25

(16) 0.06 + 0.03 =

0

.

09

(17) 0.14 + 0.02 =

0

.

16

(18) 0.3 + 0.1 =

0

.

4

(5)

(1) 0

.25−0.18 = (2) 1.1−0.4 = (3) 0.06 + 0.02 =

(4) 0.60.4 = (5) 0.130.06 = (6) 1.61.2 =

(7) 0.06 + 0.07 = (8) 0.1 + 0.01 = (9) 0.7 + 1.5 =

(10) 1.20.9 = (11) 0.140.09 = (12) 0.230.07 =

(13) 0

.23−0.15 = (14) 1.6−0.7 = (15) 0.03 + 0.08 =

(16) 1.7 + 0.6 = (17) 0.08 + 0.01 = (18) 0.6 + 1 =

(6)

(1) 0.250.18 =

0

.

07

(2) 1.10.4 =

0

.

7

(3) 0.06 + 0.02 =

0

.

08

(4) 0.60.4 =

0

.

2

(5) 0.130.06 =

0

.

07

(6) 1.61.2 =

0

.

4

(7) 0.06 + 0.07 =

0

.

13

(8) 0.1 + 0.01 =

0

.

11

(9) 0.7 + 1.5 =

2

.

2

(10) 1

.2−0.9 =

0

.

3

(11) 0.14−0.09 =

0

.

05

(12) 0.23−0.07 =

0

.

16

(13) 0.230.15 =

0

.

08

(14) 1.60.7 =

0

.

9

(15) 0.03 + 0.08 =

0

.

11

(16) 1.7 + 0.6 =

2

.

3

(17) 0.08 + 0.01 =

0

.

09

(18) 0.6 + 1 =

1

.

6

(7)

(1) 0

.14 + 0.04 = (2) 0.13 + 0.08 = (3) 1 + 0.1 =

(4) 2.41.8 = (5) 0.80.4 = (6) 0.08 + 0.04 =

(7) 0.160.11 = (8) 0.5 + 1.7 = (9) 0.4 + 1.8 =

(10) 1.4 + 0.5 = (11) 2.50.6 = (12) 1.90.7 =

(13) 0

.19 + 0.04 = (14) 0.24−0.08 = (15) 0.09−0.06 =

(16) 0.05 + 0.05 = (17) 0.7 + 0.1 = (18) 0.08 + 0.16 =

(8)

(1) 0.14 + 0.04 =

0

.

18

(2) 0.13 + 0.08 =

0

.

21

(3) 1 + 0.1 =

1

.

1

(4) 2.41.8 =

0

.

6

(5) 0.80.4 =

0

.

4

(6) 0.08 + 0.04 =

0

.

12

(7) 0.160.11 =

0

.

05

(8) 0.5 + 1.7 =

2

.

2

(9) 0.4 + 1.8 =

2

.

2

(10) 1

.4 + 0.5 =

1

.

9

(11) 2.5−0.6 =

1

.

9

(12) 1.9−0.7 =

1

.

2

(13) 0.19 + 0.04 =

0

.

23

(14) 0.240.08 =

0

.

16

(15) 0.090.06 =

0

.

03

(16) 0.05 + 0.05 =

0

.

1

(17) 0.7 + 0.1 =

0

.

8

(18) 0.08 + 0.16 =

0

.

24

(9)

(1) 0

.6 + 0.1 = (2) 1.3−0.4 = (3) 0.09 + 0.16 =

(4) 1.10.7 = (5) 0.1 + 0.06 = (6) 1.7 + 0.9 =

(7) 1.2 + 0.1 = (8) 1.41.1 = (9) 0.15 + 0.09 =

(10) 1.91.1 = (11) 0.12 + 0.01 = (12) 0.8 + 0.1 =

(13) 0

.09−0.07 = (14) 0.2 + 0.5 = (15) 1.8−1 =

(16) 0.190.09 = (17) 0.6 + 0.9 = (18) 0.05 + 0.07 =

(10)

(1) 0.6 + 0.1 =

0

.

7

(2) 1.30.4 =

0

.

9

(3) 0.09 + 0.16 =

0

.

25

(4) 1.10.7 =

0

.

4

(5) 0.1 + 0.06 =

0

.

16

(6) 1.7 + 0.9 =

2

.

6

(7) 1.2 + 0.1 =

1

.

3

(8) 1.41.1 =

0

.

3

(9) 0.15 + 0.09 =

0

.

24

(10) 1

.9−1.1 =

0

.

8

(11) 0.12 + 0.01 =

0

.

13

(12) 0.8 + 0.1 =

0

.

9

(13) 0.090.07 =

0

.

02

(14) 0.2 + 0.5 =

0

.

7

(15) 1.81 =

0

.

8

(16) 0.190.09 =

0

.

1

(17) 0.6 + 0.9 =

1

.

5

(18) 0.05 + 0.07 =

0

.

12

(11)

(1) 0

.05−0.04 = (2) 0.1 + 1.7 = (3) 0.3 + 0.4 =

(4) 0.180.12 = (5) 0.13 + 0.01 = (6) 0.130.06 =

(7) 1.71.6 = (8) 0.120.08 = (9) 0.09 + 0.13 =

(10) 10.9 = (11) 10.2 = (12) 0.170.08 =

(13) 0

.2−0.13 = (14) 0.1 + 0.1 = (15) 1.7−0.6 =

(16) 2.60.7 = (17) 0.03 + 0.1 = (18) 0.5 + 1.7 =

(12)

(1) 0.050.04 =

0

.

01

(2) 0.1 + 1.7 =

1

.

8

(3) 0.3 + 0.4 =

0

.

7

(4) 0.180.12 =

0

.

06

(5) 0.13 + 0.01 =

0

.

14

(6) 0.130.06 =

0

.

07

(7) 1.71.6 =

0

.

1

(8) 0.120.08 =

0

.

04

(9) 0.09 + 0.13 =

0

.

22

(10) 10

.9 =

0

.

1

(11) 1−0.2 =

0

.

8

(12) 0.17−0.08 =

0

.

09

(13) 0.20.13 =

0

.

07

(14) 0.1 + 0.1 =

0

.

2

(15) 1.70.6 =

1

.

1

(16) 2.60.7 =

1

.

9

(17) 0.03 + 0.1 =

0

.

13

(18) 0.5 + 1.7 =

2

.

2

(13)

(1) 0

.16−0.01 = (2) 0.6 + 1.9 = (3) 0.8 + 1.9 =

(4) 0.3 + 0.2 = (5) 1.80.2 = (6) 0.8 + 0.3 =

(7) 0.6 + 1.2 = (8) 10.7 = (9) 1.10.5 =

(10) 0.03 + 0.06 = (11) 0.160.02 = (12) 0.7 + 1.4 =

(13) 2

.1−0.5 = (14) 0.08 + 0.09 = (15) 0.05−0.03 =

(16) 0.030.01 = (17) 1.71.1 = (18) 0.05 + 0.17 =

(14)

(1) 0.160.01 =

0

.

15

(2) 0.6 + 1.9 =

2

.

5

(3) 0.8 + 1.9 =

2

.

7

(4) 0.3 + 0.2 =

0

.

5

(5) 1.80.2 =

1

.

6

(6) 0.8 + 0.3 =

1

.

1

(7) 0.6 + 1.2 =

1

.

8

(8) 10.7 =

0

.

3

(9) 1.10.5 =

0

.

6

(10) 0

.03 + 0.06 =

0

.

09

(11) 0.16−0.02 =

0

.

14

(12) 0.7 + 1.4 =

2

.

1

(13) 2.10.5 =

1

.

6

(14) 0.08 + 0.09 =

0

.

17

(15) 0.050.03 =

0

.

02

(16) 0.030.01 =

0

.

02

(17) 1.71.1 =

0

.

6

(18) 0.05 + 0.17 =

0

.

22

(15)

(1) 0

.2−0.1 = (2) 0.19 + 0.04 = (3) 0.24−0.17 =

(4) 0.6 + 1.9 = (5) 1.71.5 = (6) 10.6 =

(7) 1.60.5 = (8) 0.02 + 0.03 = (9) 0.230.17 =

(10) 0.120.03 = (11) 0.230.08 = (12) 0.180.12 =

(13) 1

.4−0.5 = (14) 0.9 + 0.6 = (15) 2.4−1.9 =

(16) 0.03 + 0.08 = (17) 0.4 + 0.1 = (18) 0.140.01 =

(16)

(1) 0.20.1 =

0

.

1

(2) 0.19 + 0.04 =

0

.

23

(3) 0.240.17 =

0

.

07

(4) 0.6 + 1.9 =

2

.

5

(5) 1.71.5 =

0

.

2

(6) 10.6 =

0

.

4

(7) 1.60.5 =

1

.

1

(8) 0.02 + 0.03 =

0

.

05

(9) 0.230.17 =

0

.

06

(10) 0

.12−0.03 =

0

.

09

(11) 0.23−0.08 =

0

.

15

(12) 0.18−0.12 =

0

.

06

(13) 1.40.5 =

0

.

9

(14) 0.9 + 0.6 =

1

.

5

(15) 2.41.9 =

0

.

5

(16) 0.03 + 0.08 =

0

.

11

(17) 0.4 + 0.1 =

0

.

5

(18) 0.140.01 =

0

.

13

(17)

(1) 0

.6−0.1 = (2) 0.02 + 0.07 = (3) 0.6 + 0.7 =

(4) 1.30.9 = (5) 0.1 + 0.1 = (6) 0.5 + 0.4 =

(7) 0.9 + 1.2 = (8) 1.60.9 = (9) 1.50.1 =

(10) 0.04 + 0.18 = (11) 2.10.9 = (12) 0.050.03 =

(13) 0

.4 + 1.9 = (14) 0.12 + 0.01 = (15) 0.09 + 0.11 =

(16) 0.10.03 = (17) 1.8 + 0.9 = (18) 0.3 + 1.5 =

(18)

(1) 0.60.1 =

0

.

5

(2) 0.02 + 0.07 =

0

.

09

(3) 0.6 + 0.7 =

1

.

3

(4) 1.30.9 =

0

.

4

(5) 0.1 + 0.1 =

0

.

2

(6) 0.5 + 0.4 =

0

.

9

(7) 0.9 + 1.2 =

2

.

1

(8) 1.60.9 =

0

.

7

(9) 1.50.1 =

1

.

4

(10) 0

.04 + 0.18 =

0

.

22

(11) 2.1−0.9 =

1

.

2

(12) 0.05−0.03 =

0

.

02

(13) 0.4 + 1.9 =

2

.

3

(14) 0.12 + 0.01 =

0

.

13

(15) 0.09 + 0.11 =

0

.

2

(16) 0.10.03 =

0

.

07

(17) 1.8 + 0.9 =

2

.

7

(18) 0.3 + 1.5 =

1

.

8

(19)

(1) 0

.18−0.14 = (2) 1.1−0.8 = (3) 0.09 + 0.04 =

(4) 1.51.1 = (5) 0.19 + 0.03 = (6) 0.02 + 0.05 =

(7) 0.120.05 = (8) 1.60.6 = (9) 0.8 + 0.4 =

(10) 0.3 + 0.9 = (11) 0.8 + 0.1 = (12) 1.91.5 =

(13) 0

.07−0.02 = (14) 2.6−0.8 = (15) 1.3−0.7 =

(16) 2.60.9 = (17) 0.080.06 = (18) 0.20.05 =

(20)

(1) 0.180.14 =

0

.

04

(2) 1.10.8 =

0

.

3

(3) 0.09 + 0.04 =

0

.

13

(4) 1.51.1 =

0

.

4

(5) 0.19 + 0.03 =

0

.

22

(6) 0.02 + 0.05 =

0

.

07

(7) 0.120.05 =

0

.

07

(8) 1.60.6 =

1

(9) 0.8 + 0.4 =

1

.

2

(10) 0

.3 + 0.9 =

1

.

2

(11) 0.8 + 0.1 =

0

.

9

(12) 1.9−1.5 =

0

.

4

(13) 0.070.02 =

0

.

05

(14) 2.60.8 =

1

.

8

(15) 1.30.7 =

0

.

6

(16) 2.60.9 =

1

.

7

(17) 0.080.06 =

0

.

02

(18) 0.20.05 =

0

.

15

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