小学一年级下册整十数加一位数及相应的减法练习题

90 +2= 80+ 4= 90+ 4= 0+ 80= 60 +4= 60 +1=

2 +60=

30 +4=

40+ 6= 8 +80=

1 +60= 1 +90= 70+ 1= 5 +10= 90 +1= 0 +5= 80+ 9= + 80= 0 +7= +30=

0 +70= 0+ 1= 90+ 9= 0+ 1= 4 +90= +30= 7 +40= +10= 50+ 6= +20= 80+ 9= + 90= 40+ 0=

10 +7= 30 +5=

40 +1= 9 +70= 2+ 80= 4+ 20= 4 +60=

50+ 7= 20+ 8=

8 +10= 80 +8=

60+ 2= 10 +6=

70+ 1= 3 +70=

30+ 3= 9 +10=

9 +90= 80+ 2= 40+ 9= 0 +30= 70+ 3= 3 +40= 90+ 9= 2+ 60= 50 +5= 3+ 20= 4122280880 23–3= 62 – 60= 42 –2= 82 –2= 40 –40= 94 – 4=

54 –50=

94 –50=

57– 7= 81– 30=

48 –30= 39–9= 71 –30= 53 –30= 38 –8= 72–2= 71 –70= 62–60= 18–8= 65–5= 93–90= 5–70= 27–20= 100–30= 43–3= 9–9=

55–5=

81–1= 78 –50= 12–2= 52–2=

86–6= 55–50=

35–5= 38–30=

57–7= 66–6=

94–90= 51–1= 88 –40= 57–7= 68–8= 45–40= 37–7= 34–30=

78