小数估算计算题 (42)

姓名：___________ 座号：__________ 情况：___________

37.1＋70.3≈ 98.2－90≈ 52＋56.1≈ 63.9－41.2≈ 90.5－81.8≈ 36.7－4.7≈ 3.5×22.3≈ 72.6－30.3≈ 8×10.5≈ 2.7＋40≈ 34.7＋60.2≈ 57.7÷4≈ 27.9－11.2≈ 15.9－7.4≈ 61＋28.2≈ 91.5－≈ 31.2－10.8≈ 4.9×11≈ 0.5×16≈ 4.9×15.1≈ 49.6＋40.5≈ 15.6×5.4≈ 14.7÷5.6≈ 1.9×37.9≈ 45.5＋.2≈ 0.4×1.1≈ 81.5－73≈ 48.4－45.5≈ 0.7＋26.8≈ 28.7÷12.5≈ 85.6＋42.5≈ 74.7÷7.2≈ 1.6×4.9≈ 1.1×27.7≈ 79.2－68.8≈ 73.5÷7≈ 98.1＋99.6≈ 67.6－63.6≈ 24.9－7.4≈ 15.6×1.3≈ 45.9－23.5≈ 43.2－16.5≈ 21.1÷10≈ 22.8÷5≈ 59.6＋91.8≈ 73.3＋60.1≈ .7－30.9≈ 23.4÷2.4≈ 96.5－77.4≈ 50.9－27.7≈ 43.7＋69≈ 68.5－45≈ 91.9÷5≈ .2＋31≈ 60.6－55.1≈ 5.2×3.9≈ 37.6－31.2≈ 60.1＋65.3≈ 67.8－48.7≈ 7.8＋9.9≈ 18.4－11.5≈ 84.6＋55.6≈ 7.4×5≈ 84.6－83.2≈ 94.8÷1≈ 38.7＋55.1≈ 10.4÷4≈ 41.7×0.5≈ 99.7÷51.2≈ 81.5－.6≈ 4.6×18.8≈ 92.8÷5≈ 8.4×3.2≈ 6.2×2≈ 2.5×28.6≈ 9.8×3.5≈ 91.2÷19≈ 20.5＋33.7≈ 8.5÷6.8≈ 95.8－82≈ 92.9－87.1≈ 44－36.6≈ 75.6＋46.8≈ 69.3－47.7≈ 94.5÷44.8≈ 52.7÷6.2≈ 1.7×27≈ 81.9÷14.4≈ 59.5÷42.5≈ 24.1－3.8≈ 38＋39.2≈ 75.3÷2.5≈ 11.7÷4.5≈ 0.4×6.2≈ 13.6－5≈ 0.1×13.9≈ 55÷25.6≈ 69.4÷16≈ 26×1.1≈ 16.5－14.5≈ 42×0.8≈ 24.5×2.2≈ 45.3÷30≈ 9.6×4.2≈ 35.1×0.1≈ 5.7×1.3≈ 51.8－25.5≈ 16.1×5.4≈ 19.6×2.8≈ 43.6÷25.6≈ 5.7×4.8≈ 67.2÷48≈ 85.6÷20≈ 2.1×45≈ 93.6÷19.2≈ 53.7÷20≈ .1÷60≈ 82.1＋37.7≈ 65.1÷2.4≈ 2×24≈ 16.4－7≈ 37.2－0.9≈ 7×7.5≈ 34.1－2.5≈ 97.1－94.7≈ 76.6－62≈ 87.7＋73.3≈ 72.5－41.4≈ 32.6＋75.6≈ 3.7×22.8≈ 10.1＋4.3≈ 28.8－23.4≈ 94.6÷2.5≈ 15.9－1.9≈ 1.2×15.9≈ 80.1÷19.2≈ 82.5÷25≈ 31.2－5.1≈ 7.5×9.6≈ 59.3－11.9≈ 17.2×1≈ 1.4×5.9≈ 28.3－10.7≈ 41.6－2.3≈ 65.1－27.4≈ 15.5×6≈ 97.6－62.6≈ 43.3－20.8≈ 81.2÷5≈ 63.4－16.2≈ 55.7－53.1≈ 87.3÷4≈ 85÷25.6≈ 49.3＋25.8≈ 40.3×2.3≈ 97.6÷20≈ 44.2＋14.5≈ 1.1＋16.4≈ 93.5－62.2≈ 91.5＋62.1≈ 39.1＋26.6≈ 29.9＋50.6≈ 1.1＋16.7≈ 27.6÷16≈ 86－77≈ 82.5÷50≈ 58.5－19.8≈ .2＋70.2≈ 16.8－16.5≈ 62.9÷50≈ 11.3×0.3≈ 93.3＋58.6≈ .7＋71.5≈ 59.5÷56≈ 19.7×3.9≈ 62.5－46.4≈ 58.6＋44.7≈ 1.6×40.5≈ 1.7×45.7≈ 59.8＋37.7≈ 28.8－4.8≈ 15.8－14≈ 86.1÷2.4≈ 17.8×1.1≈ 58.1÷7≈ 74.3－70≈ 0.6×3.1≈ 75.6＋49.4≈ 10.7×6.3≈ 11＋24.6≈ 1＋28.5≈ 0.3×14.7≈ 45.3＋43.9≈ 52－50.4≈ 14.7×5.7≈ 7.7×6.6≈ .7－50≈ 11.8＋13.5≈ 83－55.3≈ 1.8×30.1≈ 0.4×24.4≈ 24.8＋73.2≈ 19.6＋60.8≈ .3－.3≈ 14.3÷2.2≈ 1.6×47.7≈ 81÷25.6≈ 32.7－31.4≈ 58－17.5≈ 8.7＋57≈ 32.7÷1≈ 30.7×1.4≈ 4.7×1.5≈ 88.5＋90.5≈ 60.6＋76.7≈ 41.4－4.6≈ 31.8×2.3≈ 10.4×4.1≈ 74.3＋32.3≈ 41.6－34.8≈ 59.1＋23.7≈ 25.3＋38.9≈ 32.6＋7.4≈ 29×2.6≈ 90.2＋68.2≈ 6.2×1.6≈ 31.8÷6.4≈ 66.2－46.7≈ 2.6×13.6≈ 65.8－39≈ 40.9－20.1≈ 49＋8.7≈ 5.9＋5≈ 34.8÷16≈ 75.9÷1.5≈ 59.7－32.3≈ 34.7－13.3≈ 99.7＋98.3≈ 53.6－37.9≈ 39.9－7.1≈ 65.5＋66.3≈ 50.8＋10.8≈ 4.3×15.5≈ 35.6＋2.2≈ 1×18.7≈ 40.2－25.8≈ 74.5－35.9≈ 43.7－35.3≈ 70.5＋43.1≈

76.9－35.4≈ 39.9÷0.8≈ 12.2＋4.8≈ 9.9×8.9≈ 49.7－6.3≈ 96.4＋61.8≈ 4.8×19.2≈ 43.1÷32≈ 97.2÷72≈ 1.4＋38.6≈ 29.4÷4≈ 68.8＋65.4≈ 30.6÷17≈ 55.9÷5≈ 4.5×5.3≈ 36－16.1≈ 44.5÷0.2≈ 50.1－14.9≈ 38.7×0.2≈ 43.3÷25.6≈ 96.2÷80≈ 39÷4≈ 61.5＋34.3≈