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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

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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) 0.16− 0.13 =

(7) 0.8 + 0.6 = (8) 0.9− 0.7 = (9) 1.9− 0.4 =

(10) 0.01 + 0.01 = (11) 0.06 + 0.02 = (12) 0.13− 0.04 =

(13) 2.1− 1.6 = (14) 0.06− 0.05 = (15) 0.1− 0.06 =

(16) 0.8 + 0.3 = (17) 2− 0.9 = (18) 0.13 + 0.04 =

(19) 0.1 + 1.6 = (20) 0.11− 0.02 =

(2)

(1) 0.8− 0.4 =

0 . 4

(2) 0.08− 0.02 =

0 . 06

(3) 0.1− 0.09 =

0 . 01

(4) 0.09 + 0.05 =

0 . 14

(5) 0.18 + 0.06 =

0 . 24

(6) 0.16− 0.13 =

0 . 03

(7) 0.8 + 0.6 =

1 . 4

(8) 0.9− 0.7 =

0 . 2

(9) 1.9− 0.4 =

1 . 5

(10) 0.01 + 0.01 =

0 . 02

(11) 0.06 + 0.02 =

0 . 08

(12) 0.13− 0.04 =

0 . 09

(13) 2.1− 1.6 =

0 . 5

(14) 0.06− 0.05 =

0 . 01

(15) 0.1− 0.06 =

0 . 04

(16) 0.8 + 0.3 =

1 . 1

(17) 2− 0.9 =

1 . 1

(18) 0.13 + 0.04 =

0 . 17

(19) 0.1 + 1.6 =

1 . 7

(20) 0.11− 0.02 =

0 . 09

(3)

(1) 0.04 + 0.08 = (2) 0.15 + 0.04 = (3) 0.05 + 0.08 =

(4) 0.6− 0.3 = (5) 1.6− 0.4 = (6) 0.02 + 0.13 =

(7) 0.06 + 0.06 = (8) 0.01 + 0.05 = (9) 0.07− 0.04 =

(10) 1.1 + 0.2 = (11) 0.6 + 1.6 = (12) 0.2− 0.07 =

(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 =

(19) 2.7− 1.9 = (20) 1.5− 0.5 =

(4)

(1) 0.04 + 0.08 =

0 . 12

(2) 0.15 + 0.04 =

0 . 19

(3) 0.05 + 0.08 =

0 . 13

(4) 0.6− 0.3 =

0 . 3

(5) 1.6− 0.4 =

1 . 2

(6) 0.02 + 0.13 =

0 . 15

(7) 0.06 + 0.06 =

0 . 12

(8) 0.01 + 0.05 =

0 . 06

(9) 0.07− 0.04 =

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) 1.3− 0.6 =

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

(19) 2.7− 1.9 =

0 . 8

(20) 1.5− 0.5 =

1

(5)

(1) 0.25− 0.18 = (2) 1.1− 0.4 = (3) 0.06 + 0.02 =

(4) 0.6− 0.4 = (5) 0.13− 0.06 = (6) 1.6− 1.2 =

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

(10) 1.2− 0.9 = (11) 0.14− 0.09 = (12) 0.23− 0.07 =

(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 =

(19) 0.18− 0.15 = (20) 0.23− 0.05 =

(6)

(1) 0.25− 0.18 =

0 . 07

(2) 1.1− 0.4 =

0 . 7

(3) 0.06 + 0.02 =

0 . 08

(4) 0.6− 0.4 =

0 . 2

(5) 0.13− 0.06 =

0 . 07

(6) 1.6− 1.2 =

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) 0.23− 0.15 =

0 . 08

(14) 1.6− 0.7 =

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

(19) 0.18− 0.15 =

0 . 03

(20) 0.23− 0.05 =

0 . 18

(7)

(1) 0.14 + 0.04 = (2) 0.13 + 0.08 = (3) 1 + 0.1 =

(4) 2.4− 1.8 = (5) 0.8− 0.4 = (6) 0.08 + 0.04 =

(7) 0.16− 0.11 = (8) 0.5 + 1.7 = (9) 0.4 + 1.8 =

(10) 1.4 + 0.5 = (11) 2.5− 0.6 = (12) 1.9− 0.7 =

(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 =

(19) 0.02 + 0.19 = (20) 0.28− 0.19 =

(8)

(1) 0.14 + 0.04 =

0 . 18

(2) 0.13 + 0.08 =

0 . 21

(3) 1 + 0.1 =

1 . 1

(4) 2.4− 1.8 =

0 . 6

(5) 0.8− 0.4 =

0 . 4

(6) 0.08 + 0.04 =

0 . 12

(7) 0.16− 0.11 =

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) 0.24− 0.08 =

0 . 16

(15) 0.09− 0.06 =

0 . 03

(16) 0.05 + 0.05 =

0 . 1

(17) 0.7 + 0.1 =

0 . 8

(18) 0.08 + 0.16 =

0 . 24

(19) 0.02 + 0.19 =

0 . 21

(20) 0.28− 0.19 =

0 . 09

(9)

(1) 0.6 + 0.1 = (2) 1.3− 0.4 = (3) 0.09 + 0.16 =

(4) 1.1− 0.7 = (5) 0.1 + 0.06 = (6) 1.7 + 0.9 =

(7) 1.2 + 0.1 = (8) 1.4− 1.1 = (9) 0.15 + 0.09 =

(10) 1.9− 1.1 = (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) 0.19− 0.09 = (17) 0.6 + 0.9 = (18) 0.05 + 0.07 =

(19) 0.1 + 1.9 = (20) 0.3 + 1.7 =

(10)

(1) 0.6 + 0.1 =

0 . 7

(2) 1.3− 0.4 =

0 . 9

(3) 0.09 + 0.16 =

0 . 25

(4) 1.1− 0.7 =

0 . 4

(5) 0.1 + 0.06 =

0 . 16

(6) 1.7 + 0.9 =

2 . 6

(7) 1.2 + 0.1 =

1 . 3

(8) 1.4− 1.1 =

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) 0.09− 0.07 =

0 . 02

(14) 0.2 + 0.5 =

0 . 7

(15) 1.8− 1 =

0 . 8

(16) 0.19− 0.09 =

0 . 1

(17) 0.6 + 0.9 =

1 . 5

(18) 0.05 + 0.07 =

0 . 12

(19) 0.1 + 1.9 =

2

(20) 0.3 + 1.7 =

2

(11)

(1) 0.05− 0.04 = (2) 0.1 + 1.7 = (3) 0.3 + 0.4 =

(4) 0.18− 0.12 = (5) 0.13 + 0.01 = (6) 0.13− 0.06 =

(7) 1.7− 1.6 = (8) 0.12− 0.08 = (9) 0.09 + 0.13 =

(10) 1− 0.9 = (11) 1− 0.2 = (12) 0.17− 0.08 =

(13) 0.2− 0.13 = (14) 0.1 + 0.1 = (15) 1.7− 0.6 =

(16) 2.6− 0.7 = (17) 0.03 + 0.1 = (18) 0.5 + 1.7 =

(19) 0.1 + 1.8 = (20) 0.12− 0.09 =

(12)

(1) 0.05− 0.04 =

0 . 01

(2) 0.1 + 1.7 =

1 . 8

(3) 0.3 + 0.4 =

0 . 7

(4) 0.18− 0.12 =

0 . 06

(5) 0.13 + 0.01 =

0 . 14

(6) 0.13− 0.06 =

0 . 07

(7) 1.7− 1.6 =

0 . 1

(8) 0.12− 0.08 =

0 . 04

(9) 0.09 + 0.13 =

0 . 22

(10) 1− 0.9 =

0 . 1

(11) 1− 0.2 =

0 . 8

(12) 0.17− 0.08 =

0 . 09

(13) 0.2− 0.13 =

0 . 07

(14) 0.1 + 0.1 =

0 . 2

(15) 1.7− 0.6 =

1 . 1

(16) 2.6− 0.7 =

1 . 9

(17) 0.03 + 0.1 =

0 . 13

(18) 0.5 + 1.7 =

2 . 2

(19) 0.1 + 1.8 =

1 . 9

(20) 0.12− 0.09 =

0 . 03

(13)

(1) 0.16− 0.01 = (2) 0.6 + 1.9 = (3) 0.8 + 1.9 =

(4) 0.3 + 0.2 = (5) 1.8− 0.2 = (6) 0.8 + 0.3 =

(7) 0.6 + 1.2 = (8) 1− 0.7 = (9) 1.1− 0.5 =

(10) 0.03 + 0.06 = (11) 0.16− 0.02 = (12) 0.7 + 1.4 =

(13) 2.1− 0.5 = (14) 0.08 + 0.09 = (15) 0.05− 0.03 =

(16) 0.03− 0.01 = (17) 1.7− 1.1 = (18) 0.05 + 0.17 =

(19) 0.09 + 0.15 = (20) 0.3 + 1.2 =

(14)

(1) 0.16− 0.01 =

0 . 15

(2) 0.6 + 1.9 =

2 . 5

(3) 0.8 + 1.9 =

2 . 7

(4) 0.3 + 0.2 =

0 . 5

(5) 1.8− 0.2 =

1 . 6

(6) 0.8 + 0.3 =

1 . 1

(7) 0.6 + 1.2 =

1 . 8

(8) 1− 0.7 =

0 . 3

(9) 1.1− 0.5 =

0 . 6

(10) 0.03 + 0.06 =

0 . 09

(11) 0.16− 0.02 =

0 . 14

(12) 0.7 + 1.4 =

2 . 1

(13) 2.1− 0.5 =

1 . 6

(14) 0.08 + 0.09 =

0 . 17

(15) 0.05− 0.03 =

0 . 02

(16) 0.03− 0.01 =

0 . 02

(17) 1.7− 1.1 =

0 . 6

(18) 0.05 + 0.17 =

0 . 22

(19) 0.09 + 0.15 =

0 . 24

(20) 0.3 + 1.2 =

1 . 5

(15)

(1) 0.2− 0.1 = (2) 0.19 + 0.04 = (3) 0.24− 0.17 =

(4) 0.6 + 1.9 = (5) 1.7− 1.5 = (6) 1− 0.6 =

(7) 1.6− 0.5 = (8) 0.02 + 0.03 = (9) 0.23− 0.17 =

(10) 0.12− 0.03 = (11) 0.23− 0.08 = (12) 0.18− 0.12 =

(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) 0.14− 0.01 =

(19) 0.06 + 0.13 = (20) 0.17− 0.08 =

(16)

(1) 0.2− 0.1 =

0 . 1

(2) 0.19 + 0.04 =

0 . 23

(3) 0.24− 0.17 =

0 . 07

(4) 0.6 + 1.9 =

2 . 5

(5) 1.7− 1.5 =

0 . 2

(6) 1− 0.6 =

0 . 4

(7) 1.6− 0.5 =

1 . 1

(8) 0.02 + 0.03 =

0 . 05

(9) 0.23− 0.17 =

0 . 06

(10) 0.12− 0.03 =

0 . 09

(11) 0.23− 0.08 =

0 . 15

(12) 0.18− 0.12 =

0 . 06

(13) 1.4− 0.5 =

0 . 9

(14) 0.9 + 0.6 =

1 . 5

(15) 2.4− 1.9 =

0 . 5

(16) 0.03 + 0.08 =

0 . 11

(17) 0.4 + 0.1 =

0 . 5

(18) 0.14− 0.01 =

0 . 13

(19) 0.06 + 0.13 =

0 . 19

(20) 0.17− 0.08 =

0 . 09

(17)

(1) 0.6− 0.1 = (2) 0.02 + 0.07 = (3) 0.6 + 0.7 =

(4) 1.3− 0.9 = (5) 0.1 + 0.1 = (6) 0.5 + 0.4 =

(7) 0.9 + 1.2 = (8) 1.6− 0.9 = (9) 1.5− 0.1 =

(10) 0.04 + 0.18 = (11) 2.1− 0.9 = (12) 0.05− 0.03 =

(13) 0.4 + 1.9 = (14) 0.12 + 0.01 = (15) 0.09 + 0.11 =

(16) 0.1− 0.03 = (17) 1.8 + 0.9 = (18) 0.3 + 1.5 =

(19) 1.2− 0.1 = (20) 0.22− 0.17 =

(18)

(1) 0.6− 0.1 =

0 . 5

(2) 0.02 + 0.07 =

0 . 09

(3) 0.6 + 0.7 =

1 . 3

(4) 1.3− 0.9 =

0 . 4

(5) 0.1 + 0.1 =

0 . 2

(6) 0.5 + 0.4 =

0 . 9

(7) 0.9 + 1.2 =

2 . 1

(8) 1.6− 0.9 =

0 . 7

(9) 1.5− 0.1 =

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) 0.1− 0.03 =

0 . 07

(17) 1.8 + 0.9 =

2 . 7

(18) 0.3 + 1.5 =

1 . 8

(19) 1.2− 0.1 =

1 . 1

(20) 0.22− 0.17 =

0 . 05

(19)

(1) 0.18− 0.14 = (2) 1.1− 0.8 = (3) 0.09 + 0.04 =

(4) 1.5− 1.1 = (5) 0.19 + 0.03 = (6) 0.02 + 0.05 =

(7) 0.12− 0.05 = (8) 1.6− 0.6 = (9) 0.8 + 0.4 =

(10) 0.3 + 0.9 = (11) 0.8 + 0.1 = (12) 1.9− 1.5 =

(13) 0.07− 0.02 = (14) 2.6− 0.8 = (15) 1.3− 0.7 =

(16) 2.6− 0.9 = (17) 0.08− 0.06 = (18) 0.2− 0.05 =

(19) 0.06 + 0.09 = (20) 1.7− 1.3 =

(20)

(1) 0.18− 0.14 =

0 . 04

(2) 1.1− 0.8 =

0 . 3

(3) 0.09 + 0.04 =

0 . 13

(4) 1.5− 1.1 =

0 . 4

(5) 0.19 + 0.03 =

0 . 22

(6) 0.02 + 0.05 =

0 . 07

(7) 0.12− 0.05 =

0 . 07

(8) 1.6− 0.6 =

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) 0.07− 0.02 =

0 . 05

(14) 2.6− 0.8 =

1 . 8

(15) 1.3− 0.7 =

0 . 6

(16) 2.6− 0.9 =

1 . 7

(17) 0.08− 0.06 =

0 . 02

(18) 0.2− 0.05 =

0 . 15

(19) 0.06 + 0.09 =

0 . 15

(20) 1.7− 1.3 =

0 . 4

参照