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六年级数学下册口算练习题
74×15= 63÷3= 0.99-0.09= 125 + 4=
125×24= 140÷35= 199 +226= 250-98=
5389÷62≈ 37×71≈ 493+219≈ 344-189≈
×= += ÷ = - =
7.45-1.05= 1.03+0.07= 9.8÷98= 0.125×21×8 =
40+660= 675-298 = 5.3+1.8= 9.7-7 =
25×16 = 420÷60 = 2.5×0.4= 8.4÷1.4=
+ = - = × 2 = ÷ =
1-15% = 35%+45%= 26×101= 300÷12=
193+380≈ 506-317≈ 128×23≈ 241÷39≈
+= += 4-= -=
12×= ×= ÷6= ÷=
+= += ×= ÷=
+= -= += -=
×7= ÷4= ×= ÷=
+ = - = ×= ÷=
+= += 3—= —=
24×= × = 6 ÷= ÷=
+= += 4-= -=
25×= ×= ÷4= ÷=
+= - = 16×= ÷=
+= += 5-= -=
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