新编2017小学数学毕业考试口算专项训练 (70)

 

4+ 4 —83 = —+ 7 — = 776 — ÷ 2— = 8 35— ÷ 5— = 6 616 — ÷ 8— = 535 — × 1 —= 45 3 - 9 —=78—× 4 — = 665 — + 6 —= 5 57—+ 11— = 6 6 17 — - 8 — = 992+ 5 —= 4 6 × 5— = 64—× 7 —=7 6 1 — + 1— = 7290% + —6 =71 — + 1 —=336 -1 —4= 6 + 1—=55—÷ 4 — = 4 5 1 — × 1—=6425%×—1 =30.35

×0.9= 9.6 2.5÷0.6=

+0.52 = 19.3

-4= 8.9

-0.25= 181

+29= 1.4

×0.1= 90

-37= 760

-430=

10+20= 870

÷30= 85

-0.6= 0.4

×0.9= 8.4 3.77÷ 0.4=

+0.03 = 1.5

×0.3= 7

+0.04= 29.6

-3= 7.5

-0.3= 66

+14= 610

-370=

28×80=

10 — + 1 — =9 2 5 ÷ 1 — = 5 4 — ÷ 4 — = 4 3 5 — × 1 — = 6 3 5 — ÷ 7 — = 4 4 19 — + 2 — = 9 5 9 — ÷ 3 — = 4 2 9 ÷ 7 — = 7 6 — ÷ 10 — = 8 9 10 — + 4 — = 9 3 5— ÷ 11 — = 6 6 1 — + 7 — =2 8 8 2× — = 3 5 × 1 — = 6 10 — ÷ 5 — = 9 1 4 — ÷ 3 — =3 4 10% + —1 = 13 — + 1 — =7 7 5 + 1 —= 3 3 + 3 — = 4 1 — ÷ 10 — =8 1 9 — ÷ 5 — =3 6 750

÷50= 25

+0.3= 0.65

×0.5= 4.8 2.06 ÷ 0.4=

+ 0.51 = 884

-21= 8.7

-0.19= 6

+0.43= 59.1

-6= 68

-39= 760

+390=

27×80= 770

÷70= 58

+0.2= 0.35

×0.8= 8.4 3.15 ÷ 0.7 =

+0.55 = 16.1

÷0.07= 3

÷0.02= 112

-32= 8

-0.71= 94

+25=

16 — ÷ 1 — =7 5 7— + 1 — = 6 3 4 + 1 — =3 1— × 1 — = 3 3 7 — + 3 — = 8 5 2 — ÷ 7 — = 6 11 6 — - 4 — = 5 8 5— ÷ 2 — = 7 3 5 + 1 — =7 1— + 6 — = 9 7 6 — + 1 — = 7 7 70% ÷ —1 = 7 1 — ÷ 2 — =4 3 9 4 ÷ —3 = 9 ÷ 6 — = 1 5— ÷ 9 — = 7 8 1 — + 5 — =2 4 1 85% × — = 16 — × 4 — =2 3 6 5+ — = 6 7 × 7 — = 8 3 — ÷ 9 — = 4 8 610

+220=

18×70= 640

÷20= 58

-0.2= 0.85

×0.2= 2.9 ÷0.1= 3.89

+0.67= 3

-0.24= 19.3

+8= 1.6

×0.7= 5.6

+0.29= 55

-40= 800

+180=

21×20= 880

÷20= 68

+0.8= 0.15

×0.2= 9.8 6.4 ÷0.7=

- 0.45 = 79.8

-4= 4.6

÷0.02= 59.4

-3=

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