小数加减法口算题目附答案

(1) 1.4-0.8=

(2) 6.7+2.5=

(3) 3.6-1.8=

(4) 9-4.8=

(5) 8.7+3.4=

(6) 0.6+1.5=

(7) 8.4-7.5=

(8) 42.3＋15.9＝

(9) 4.1－3.8＝

(10) 3.7-2.2=

(11) 0.78-0.39=

(12) 7.8+1.3=

(13) 7.8-0.27=

(14) 0.27+0.01=

(15) 8.3+3.6=

(16) 0.75-0.4=

(17) 0.25+0.4=

(18) 42.9-6.5=

(19) 6.9-4.4=

(20) 8.7+3.4=

(21) 9.8+4.7=

(22) 8.2+1.8=

(23) 9.2-0.3=

(24) 1.6＋1.8=

(25) 3.2＋2.5=

(26) 3.6-2.8=

(27) 7.7－2.1=

(28) 9.3－3.8=

(29) 8.5－7.8=

(30) 2.9＋1.1=

(31) 6.8+2.2=

(32) 8.6-4.9=

(33) 4.7+9.3=

(34) 5.7＋2.7=

(35) 3.9+9.8=

(36) 2.1-3.3=

(37) 3.9-1.3=

(38) 2.9＋4.3=

(39) 4.1－0.6=

(40) 1.5-6.8＝

(41) 3.2-2.6＝

(42) 4.9-1.7=

(43) 7.6+2.4=

(44) 7.4-4.7=

(45) 9.9-3.8=

(46) 2.5+4.4=

(47) 3.3+10.4=

(48) 25.3-7.6=

(49) 8.3-4.4=

(50) 6.2-2.7=

(51) 2.4-1.2=

(52) 6.4+2.3=

(53) 3.2-2.3=

(54) 4.2-1.6=

(55) 2.2+2.4=

(56) 3.6+2.8=

(57) 1.5+3.5=

(58) 2.4+4.8=

(59) 2.5+4.4=

(60) 6.3-3.7=

(61) 30.2-3.3=

(62) 3.9-2.6=

(63) 4.8+2.4=

(64) 1.7-2.5=

(65) 1.6+9.5=

(66) 9.4-2.5=

(67) 2.6-1.2=

(68) 2.6-0.2=

(69) 4.8-0.4=

(70) 5.7+0.8=

(71) 5.9-0.9=

(72) 17.9-8.5=

(73) 9.2-5.2=

(74) 1.1+2.3=

(75) 23.6+23.5=

(76) 56.4-46.3=

(77) 22.6+25.3=

(78) 12.0+22.6=

(79) 45.6+0.125=

(80) 0.3+0.652=

(81) 0.1+0.9=

(82) 0.139+0.426=

(83) 53.9-32.8=

(84) 23.6+23.5=

(85) 56.4-46.3=

(86) 22.6+25.3=

(87) 12.0+22.6=

(88) 45.6+0.125=

(89) 7.1+3.2=

(90) 9.8+1.5=

(91) 4.3+9.6=

(92) 5.8+6.2=

(93) 4.2+6.5=

(94) 9.6-5.2=

(95) 4.3-2.3=

(96) 8.6-1.5=

(97) 7.9-6.2=

(98) 4.6-0.5=

(99) 9.9-8.8=

(100) 7.9-5.9=

(1) 1.2-1.1=

(2) 1.9-0.6=

(3) 5.5-4.3=

(4) 7.1+3.8=

(5) 6.7-3.4=

(6) 1.9-0.7=

(7) 3.7+3.6=

(8) 9.7-4.6=

(9) 9.6-1.9=

(10) 9.1-8.6=

(11) 5.9-2.7=

(12) 3.9-1.0=

(13) 2.9-2.8=

(14) 1.9-0.9=

(15) 1.2-1.2=

(16) 0.9-0.1=

(17) 3.3+8.7=

(18) 2.6+9.6=

(19) 7.3+5.9=

(20) 4.7+6.2=

(21) 5.4+9.0=

(22) 1.2+1.6=

(23) 7.1+3.2=

(24) 9.8+1.5=

(25) 4.3+9.6=

(26) 5.8+6.2=

(27) 7.9+6.4=

(28) 4.2+6.5=

(29) 9.6-5.2=

(30) 4.3-2.3=

(31) 8.6-1.5=

(32) 7.9-6.2=

(33) 4.6-0.5=

(34) 9.9-8.8=

(35) 7.9-5.9=

(36) 1.2-1.1=

(37) 1.9-0.6=

(38) 5.5-4.3=

(39) 6.7-3.4=

(40) 1.9-0.7=

(41) 3.7+3.6=

(42) 9.7-4.6=

(43) 9.6-1.9=

(44) 9.1-8.6=

(45) 5.9-2.7=

(46) 3.9-1.0=

(47) 2.9-2.8=

(48) 1.9-0.9=

(49) 1.2-1.2=

(50) 0.3+0.652=

(51) 5.5+8.9=

(52) 2.7-2.1=

(53) 0.1+0.9=

(54) 0.139+0.426=

(55) 0.32+1.57=

(56) 9.25+2.25=

(57) 9.23+4.52=

(58) 4.22+8.46=

(59) 5.63+1.25=

(60) 9.36-1.59=

(61) 5.63-5.21=

(62) 4.65-1.15=

(63) 7.65-4.19=

(64) 8.88-2.69=

(65) 0.7＋0.9=

(66) 0.8＋0.6=

(67) 8.24＋3.76=

(68) 4.1－3.8=

(69) 14＋0.78=

(70) 14.6－0.34=

(71) 1.3＋8.56=

(72) 0.8－0.55=

(73) 4－0.04=

(74) 1－0.03=

(75) 30.5＋3.05=

(76) 0.8－0.45=

(77) 5－0.08=

(78) 3.25＋0.75=

(79) 10－0.1=

(80) 3.9-1.9=

(81) 4.8+8.7=

(82) 6.1+4.8=

(83) 2.7+1.2=

(84) 4.0+0.8=

(85) 8.6+9.7=

(86) 0.5+1.6=

(87) 4.1+6.4=

(88) 6.5+7.4=

(89) 9.4+3.4=

(90) 2.2+3.9=

(91) 8.8+3.5=

(92) 5.9+0.6=

(93) 4.4+5.8=

(94) 6.1+2.6=

(95) 7.4+3.9=

(96) 4.3+6.9=

(97) 3.0+5.5=

(98) 4.3+4.4=

(99) 1.7+1.1=

(100) 7.3+7.3=

(1) 1.9+7.6=

(2) 3.4+0.9=

(3) 7.6+3.7=

(4) 9.3+4.3=

(5) 5.7+4.8=

(6) 9.2+6.1=

(7) 7.3+9.7=

(8) 5.8+3.6=

(9) 0.5+3.7=

(10) 1.0+4.2=

(11) 4.0-1.4=

(12) 6.1+7.1=

(13) 5.6+6.3=

(14) 7.9+7.2=

(15) 9.4+1.9=

(16) 2.6+1.8=

(17) 3.5+7.2=

(18) 2.9+3.5=

(19) 7.1-6.7=

(20) 1.9+6.7=

(21) 3.4+1.2=

(22) 1.6+1.1=

(23) 2.1+4.0=

(24) 4.1+1.8=

(25) 8.7+2.2=

(26) 5.6+3.0=

(27) 5.5+8.3=

(28) 6.0+9.4=

(29) 0.9+0.1=

(30) 0.5+5.7=

(31) 0.1+5.6=

(32) 6.0+7.0=

(33) 6.6-6.6=

(34) 4.0+4.8=

(35) 1.2+1.7=

(36) 8.4-0.2=

(37) 5.4-8.7=

(38) 0.6+9.2=

(39) 7.0-2.5=

(40) 6.7-4.8=

(41) 6.3+4.9=

(42) 5.2-2.9=

(43) 0.7+3.6=

(44) 2.0+0.4=

(45) 6.2+5.6=

(46) 9.3-9.0=

(47) 4.9+5.5=

(48) 2.7+2.6=

(49) 4.4+0.3=

(50) 8.5+7.3=

(51) 5.7-4.3=

(52) 7.0+4.5=

(53) 7.3+1.4=

(54) 1.7+3.1=

(55) 1.1+0.4=

(56) 4.3+1.0=

(57) 3.1+1.5=

(58) 4.9-3.7=

(59) 3.9+6.1=

(60) 2.6+6.1=

(61) 2.1+3.5=

(62) 3.9-1.1=

(63) 9.3-8.4=

(64) 2.0+5.0=

(65) 0.1+5.1=

(66) 4.6+5.8=

(67) 8.5+9.3=

(68) 6.9+7.8=

(69) 2.0+4.1=

(70) 5.8+5.0=

(71) 0.9-5.9=

(72) 9.8+6.1=

(73) 3.8+3.3=

(74) 7.7+7.9=

(75) 7.9-6.3=

(76) 4.1+9.4=

(77) 4.1+4.6=

(78) 7.1+7.8=

(79) 4.2+9.5=7

(80) 4+8.2=

(81) 3.2+7.4=

(82) 2.4+8.6=

(83) 6.7+4.5=

(84) 0.7+1.9=

(85) 2.2+1.2=

(86) 6.2+7.9=

(87) 6.5+9.0=

(88) 0.6+8.2=

(89) 0.7+9.7=

(90) 9.3+0.7=

(91) 8.5+1.6=

(92) 6.1+2.6=

(93) 0.4+6.6=

(94) 2.2+3.8=

(95) 3.1+5.2=

(96) 7.3+6.2=

(97) 7.2+3.3=

(98) 9.4+1.7=

(99) 3.4+3.9=

(100) 2.0+2.4=

答案

(1) 0.6

(2) 9.2

(3) 1.8

(4) 4.2

(5) 12.1

(6) 2.1

(7) 0.9

(8) 58.2

(9) 0.3

(10) 1.5

(11) 0.39

(12) 9.1

(13) 7.53

(14) 0.28

(15) 11.9

(16) 0.35

(17) 0.65

(18) 36.4

(19) 2.5

(20) 12.1

(21) 14.5

(22) 10

(23) 8.9

(24) 3.4

(25) 5.7

(26) 0.8

(27) 5.6

(28) 5.5

(29) 0.7

(30) 4

(31) 9

(32) 3.7

(33) 14

(34) 8.4

(35) 13.7

(36) -1.2

(37) 2.6

(38) 7.2

(39) 3.5

(40) -5.3

(41) 0.6

(42) 3.2

(43) 10

(44) 2.7

(45) 6.1

(46) 6.9

(47) 13.7

(48) 17.7

(49) 3.9

(50) 3.5

(51) 1.2

(52) 8.7

(53) 0.9

(54) 2.6

(55) 4.6

(56) 6.4

(57) 5

(58) 7.2

(59) 6.9

(60) 2.6

(61) 26.9

(62) 1.3

(63) 7.2

(64) -0.8

(65) 11.1

(66) 6.9

(67) 1.4

(68) 2.4

(69) 4.4

(70) 6.5

(71) 5

(72) 9.4

(73) 4

(74) 3.4

(75) 47.1

(76) 10.1

(77) 47.9

(78) 34.6

(79) 45.725

(80) 0.952

(81) 1

(82) 0.565

(83) 21.1

(84) 47.1

(85) 10.1

(86) 47.9

(87) 34.6

(88) 45.725

(89) 10.3

(90) 11.3

(91) 13.9

(92) 12

(93) 10.7

(94) 4.4

(95) 2

(96) 7.1

(97) 1.7

(98) 4.1

(99) 1.1

(100) 2

(1) 0.1

(2) 1.3

(3) 1.2

(4) 10.9

(5) 3.3

(6) 1.2

(7) 7.3

(8) 5.1

(9) 7.7

(10) 0.5

(11) 3.2

(12) 2.9

(13) 0.1

(14) 1

(15) 0

(16) 0.8

(17) 12

(18) 12.2

(19) 13.2

(20) 10.9

(21) 14.4

(22) 2.8

(23) 10.3

(24) 11.3

(25) 13.9

(26) 12

(27) 14.3

(28) 10.7

(29) 4.4

(30) 2

(31) 7.1

(32) 1.7

(33) 4.1

(34) 1.1

(35) 2

(36) 0.1

(37) 1.3

(38) 1.2

(39) 3.3

(40) 1.2

(41) 7.3

(42) 5.1

(43) 7.7

(44) 0.5

(45) 3.2

(46) 2.9

(47) 0.1

(48) 1

(49) 0

(50) 0.952

(51) 14.4

(52) 0.6

(53) 1

(54) 0.565

(55) 1.89

(56) 11.5

(57) 13.75

(58) 12.68

(59) 6.88

(60) 7.77

(61) 0.42

(62) 3.5

(63) 3.46

(64) 6.19

(65) 1.6

(66) 1.4

(67) 12

(68) 0.3

(69) 14.78

(70) 14.26

(71) 9.86

(72) 0.25

(73) 3.96

(74) 0.97

(75) 33.55

(76) 0.35

(77) 4.92

(78) 4

(79) 9.9

(80) 2

(81) 13.5

(82) 10.9

(83) 3.9

(84) 4.8

(85) 18.3

(86) 2.1

(87) 10.5

(88) 13.9

(89) 12.8

(90) 6.1

(91) 12.3

(92) 6.5

(93) 10.2

(94) 8.7

(95) 11.3

(96) 11.2

(97) 8.5

(98) 8.7

(99) 2.8

(100) 14.6

(1) 9.5

(2) 4.3

(3) 11.3

(4) 13.6

(5) 10.5

(6) 15.3

(7) 17

(8) 9.4

(9) 4.2

(10) 5.2

(11) 2.6

(12) 13.2

(13) 11.9

(14) 15.1

(15) 11.3

(16) 4.4

(17) 10.7

(18) 6.4

(19) 0.4

(20) 8.6

(21) 4.6

(22) 2.7

(23) 6.1

(24) 5.9

(25) 10.9

(26) 8.6

(27) 13.8

(28) 15.4

(29) 1

(30) 6.2

(31) 5.7

(32) 13

(33) 0

(34) 8.8

(35) 2.9

(36) 8.2

(37) -3.3

(38) 9.8

(39) 4.5

(40) 1.9

(41) 11.2

(42) 2.3

(43) 4.3

(44) 2.4

(45) 11.8

(46) 0.3

(47) 10.4

(48) 5.3

(49) 4.7

(50) 15.8

(51) 1.4

(52) 11.5

(53) 8.7

(54) 4.8

(55) 1.5

(56) 5.3

(57) 4.6

(58) 1.2

(59) 10

(60) 8.7

(61) 5.6

(62) 2.8

(63) 0.9

(64) 7

(65) 5.2

(66) 10.4

(67) 17.8

(68) 14.7

(69) 6.1

(70) 10.8

(71) -5

(72) 15.9

(73) 7.1

(74) 15.6

(75) 1.6

(76) 13.5

(77) 8.7

(78) 14.9

(79) 13.77

(80) 12.2

(81) 10.6

(82) 11

(83) 11.2

(84) 2.6

(85) 3.4

(86) 14.1

(87) 15.5

(88) 8.8

(89) 10.4

(90) 10

(91) 10.1

(92) 8.7

(93) 7

(94) 6

(95) 8.3

(96) 13.5

(97) 10.5

(98) 11.1

(99) 7.3

(100) 4.4

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