小数加减法口算题目附答案.pdf

精品文档 (1) 1.4-0.8= (34) 5.7 ＋2.7= (67) 2.6-1.2= (2) 6.7+2.5= (35) 3.9+9.8= (68) 2.6-0.2= (3) 3.6-1.8= (36) 2.1-3.3= (69) 4.8-0.4= (4) 9-4.8= (37) 3.9-1.3= (70) 5.7+0.8= (5) 8.7+3.4= (38) 2.9 ＋4.3= (71) 5.9-0.9= (6) 0.6+1.5= (39) 4.1 －0.6= (72) 17.9-8.5= (7) 8.4-7.5= (40) 1.5-6.8 ＝ (73) 9.2-5.2= (8) 42.3 ＋15.9 ＝ (41) 3.2-2.6 ＝ (74) 1.1+2.3= (9) 4.1 －3.8 ＝ (42) 4.9-1.7= (75) 23.6+23.5= (10) 3.7-2.2= (43) 7.6+2.4= (76) 56.4-46.3= (11) 0.78-0.39= (44) 7.4-4.7= (77) 22.6+25.3= (12) 7.8+1.3= (45) 9.9-3.8= (78) 12.0+22.6= (13) 7.8-0.27= (46) 2.5+4.4= (79) 45.6+0.125= (14) 0.27+0.01= (47) 3.3+10.4= (80) 0.3+0.652= (15) 8.3+3.6= (48) 25.3-7.6= (81) 0.1+0.9= (16) 0.75-0.4= (49) 8.3-4.4= (82) 0.139+0.426= (17) 0.25+0.4= (50) 6.2-2.7= (83) 53.9-32.8= (18) 42.9-6.5= (51) 2.4-1.2= (84) 23.6+23.5= (19) 6.9-4.4= (52) 6.4+2.3= (85) 56.4-46.3= (20) 8.7+3.4= (53) 3.2-2.3= (86) 22.6+25.3= (21) 9.8+4.7= (54) 4.2-1.6= (87) 12.0+22.6= (22) 8.2+1.8= (55) 2.2+2.4= (88) 45.6+0.125= (23) 9.2-0.3= (56) 3.6+2.8= (89) 7.1+3.2= (24) 1.6 ＋1.8=