口算
63 ÷ 3 = 70 × 5 = 50 × 9 = 40÷2+174= 10 × 8 = 7 × 30 = 2 × 90 = 9×4+420= 日期: 用时: 做对: 题 奖励:
70 × 8 = 6 2 × 90 = 70 5 × 24 = 7 9 × 71 = 11 4 × 89 = 49 4 × 46 = 5 38×60= 72÷24= 9+9÷9= 14+25= 88÷4=
× 20 = 9 ÷ 5 = 22 × 74 = 6 × 2 = 68 × 7 = 8 × 60 = 79 14×4= 16×4= 800-800÷4= 41×3= 456-120= × 70 = 2×80÷4= ÷ 2 = 80×6×2= × 20 = 60-12×3 = × 3 = 100-50÷5 = × 47 = 640+60×4= × 3 = 30÷5+240= 130×4= 810÷3= 36÷3÷2= 50-24÷4= 8×9-7= 72-72÷6= 457+17= 44÷4= 日期: 用时: 做对: 题 奖励: 口算
630÷9= 350÷7= 700×2= 18×4= 320×3= 60×15= 72÷6÷2= 400×3= 8+2×20= 22+40= 7×8-7= 56÷8= 380-190= 400×6= 50-23= 35×0= 40×6= 300×6= 7+3×4= 90列竖式或脱式计算
81÷9+877 66×5+774 921+7×4= = = = = =
80×6×2 770÷7+65 807+20÷2= = = = = = 87×19= 362÷6=
839÷9= 602÷7=
-26= 日期: 用时: 做对: 题 奖励: 口算
400×5= 50-31= 425×0= 528-0= 450
+80= 57+140= 800×2= 3000-400= 420÷7= 6×80+20= 420-330= 5×28=
60×5= 17×3= 212+88= 630÷9= 3507= 700×2= 18×4= 320×3= 列竖式或脱式计算
63×43= 367÷4= 795÷5=
42×53= 19×64= 470÷9=
64+24×35 83+57×61 55+39×63 317+46×36 = = = = = = = =
÷日期: 用时: 做对: 题 奖励: 口算
6000+4000= 5000—500= 8600—600= 1300—500= 600×4= 59 +42= 87—38= 43×7= 245×9= 309×5= 490×5= 75 +21= 69 —57= 49 +37= 81 —25= 40÷8=
40×5= 15×5+5= 600-50= 56列竖式或脱式计算
(152-87)÷12 31×27÷9 (12+15)×= = = = = = = =
4.82-2.65= 31.3+28.7=
59×27= 420÷8=
×2= 53 75×(32+22) 26×96= 793÷8= 日期: 用时: 做对: 题 奖励: 口算
84÷4= 21×3= 82-26= 64+26= 19+66= 80-22= 7×10= 300+700= 85+28= 76-17= 22+29= 800+600=
42÷2= 40-11= 90-43= 900+4000+80= 31×2= 93-31= 9900-900= 110-60= 列竖式或脱式计算
640÷7= 19×64= 470÷9=
52×49= 34×54= 48×34=
328+172×6 516-123+77 347×4-192 4×38-12 = = = = = = = =
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