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五年级小学数学口算题300题
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3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
÷17= +19= +=
÷= ×= ×=
1÷5= 6÷12= ×=
-= 17×40= 100-63=
+= ×= ÷15=
14-= ÷= ×500=
4÷20= ×200= -=
4×= += ×99=
420÷35= 25×12= ÷=
135÷= 3/4 + 1/4 = 2 + 4/9 =
3 - 2/3 = 3/4 - 1/2= 14-=
1/6 + 1/2 -1/6 = -(+)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 17×40=
2 - 1/6 -1/3 = ÷17= +19=
÷= ×= -=
×= 1÷5= 6÷12=
100-63= += ×=
×500= += 10-=
4÷20= ×200= 3/4 + 1/4 =
-= ÷15= ×=
4×= += 135÷=
×99= 420÷35= 25×12=
2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = -(+)= ÷15=
7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 =
2 - 1/6 -1/3 = ÷17= -=
+19= ÷= ×=
×= 1÷5= 3 - 2/3 =
6÷12= -= 17×40=
100-63= += 2 + 4/9 =
×= 14-= ÷=
×500= += 3/4 - 1/2=
10-= 4÷20= ×200=
×= 4×= +=
×99= 420÷35= 1÷5=
25×12=