2026年小学数学口算能力题

2026年小学数学口算能力题一、整数四则运算（共10题，每题2分，计20分）1.345+268×5=______2.1000-432÷8=______3.25×16+120=______4.540÷9-30=______5.72×15-400=______6.810÷45+20=______7.150×6-800=______8.635+280÷7=______9.200-50×4+150=______10.400÷8+60×5=______二、小数四则运算（共10题，每题2分，计20分）1.5.6+3.4=______2.10.0-2.8=______3.4.2×2.5=______4.7.5÷2.5=______5.1.2+0.8×3=______6.6.3-4.5÷1.5=______7.0.5×4+1.5=______8.9.6÷3-1.2=______9.2.4+5.6÷2=______10.3.8×2-1.9=______三、分数四则运算（共10题，每题2分，计20分）1.1/2+1/4=______2.3/4-1/8=______3.2/3×3/4=______4.5/6÷1/3=______5.1/3+1/6=______6.7/8-1/4=______7.3/5×5/6=______8.4/9÷2/3=______9.2/7+3/7=______10.5/12-1/6=______四、混合运算（含整数、小数、分数）（共10题，每题3分，计30分）1.1/2×(1.5+2.5)=______2.3/4-1/2÷1/4=______3.20+1/3×12=______4.6.8-4.2÷2+1/2=______5.(5/6+1/3)×2=______6.100-50×0.2+1/4=______7.2/3+1/2×4=______8.3.5+2/5÷1/5=______9.1/4×(8-2/3)=______10.12-1/2×6+3/4=______五、脱式计算（共10题，每题3分，计30分）1.25×4+150÷5=______2.100-(20+5×3)=______3.1.2×3+4.8÷2=______4.3/4+1/2-1/4=______5.5/6×12-2/3=______6.8.4-2.1×2+1/2=______7.2/3×9+1/6=______8.400÷8+60×2-30=______9.1.5+2.5÷5×4=______10.7/8-1/4+1/2=______参考答案与解析一、整数四则运算1.345+268×5=345+1340=16852.1000-432÷8=1000-54=9463.25×16+120=400+120=5204.540÷9-30=60-30=305.72×15-400=1080-400=6806.810÷45+20=18+20=387.150×6-800=900-800=1008.635+280÷7=635+40=6759.200-50×4+150=200-200+150=15010.400÷8+60×5=50+300=350二、小数四则运算1.5.6+3.4=9.02.10.0-2.8=7.23.4.2×2.5=10.54.7.5÷2.5=3.05.1.2+0.8×3=1.2+2.4=3.66.6.3-4.5÷1.5=6.3-3.0=3.37.0.5×4+1.5=2.0+1.5=3.58.9.6÷3-1.2=3.2-1.2=2.09.2.4+5.6÷2=2.4+2.8=5.210.3.8×2-1.9=7.6-1.9=5.7三、分数四则运算1.1/2+1/4=2/4+1/4=3/42.3/4-1/8=6/8-1/8=5/83.2/3×3/4=6/12=1/24.5/6÷1/3=5/6×3=15/6=5/25.1/3+1/6=2/6+1/6=3/6=1/26.7/8-1/4=7/8-2/8=5/87.3/5×5/6=15/30=1/28.4/9÷2/3=4/9×3/2=12/18=2/39.2/7+3/7=5/710.5/12-1/6=5/12-2/12=3/12=1/4四、混合运算1.1/2×(1.5+2.5)=1/2×4=2.02.3/4-1/2÷1/4=3/4-2=3/4-8/4=-5/43.20+1/3×12=20+4=244.6.8-4.2÷2+1/2=6.8-2.1+0.5=4.2+0.5=4.75.(5/6+1/3)×2=(5/6+2/6)×2=7/6×2=7/36.100-50×0.2+1/4=100-10+0.25=90+0.25=90.257.2/3+1/2×4=2/3+2=2/3+6/3=8/38.3.5+2/5÷1/5=3.5+2=5.59.1/4×(8-2/3)=1/4×22/3=22/12=11/610.12-1/2×6+3/4=12-3+3/4=9+3/4=9.75五、脱式计算1.25×4+150÷5=100+30=1302.100-(20+5×3)=100-(20+15)=100-35=653.1.2×3+4.8÷2=3.6+2.4=6.04.3/4+1/2-1/4=6/8+4/8-2/8=8/8=1.05.5/6×12-2/3=10-2/3=28/36.8.4-2.1×2+1/2=8.4-4.2+0.5=4.2+0.5=4.77.2/3×9+1/6=6+1/6=6.16678.400