$640÷80= $
$640÷32= $
$640÷16= $
$350×20= $
$9×150= $
$705×80= $
$320÷80= $
$21×300= $
$200×41= $
$900×21= $
$800×82= $
$100×52= $
$120×30= $
$120×40= $
$120×50= $
$130×60= $
$130×90= $
$480= 60×(\quad)$
$50= 250÷(\quad)$
$6= 880-(\quad)$
$360= 6×(\quad)$
$640÷32= $
$640÷16= $
$350×20= $
$9×150= $
$705×80= $
$320÷80= $
$21×300= $
$200×41= $
$900×21= $
$800×82= $
$100×52= $
$120×30= $
$120×40= $
$120×50= $
$130×60= $
$130×90= $
$480= 60×(\quad)$
$50= 250÷(\quad)$
$6= 880-(\quad)$
$360= 6×(\quad)$
答案
解析:这些题目主要考查了基础的数学运算能力,包括除法、乘法、以及填空题中对于等式解的找寻。此外,还涉及到了条形统计图的知识点,但题目中并未要求具体绘制或分析条形统计图,因此这部分内容不在解答范围内。
答案:
$640 ÷ 80 = 8$,
$640 ÷ 32 = 20$,
$640 ÷ 16 = 40$,
$350 × 20 = 7000$,
$9 × 150 = 1350$,
$705 × 80 = 56400$,
$320 ÷ 80 = 4$,
$21 × 300 = 6300$,
$200 × 41 = 8200$,
$900 × 21 = 18900$,
$800 × 82 = 65600$,
$100 × 52 = 5200$,
$120 × 30 = 3600$,
$120 × 40 = 4800$,
$120 × 50 = 6000$,
$130 × 60 = 7800$,
$130 × 90 = 11700$,
$480 = 60 × (8)$,
$50 = 250 ÷ (5)$,
$6 = 880 - (874)$,
$360 = 6 × (60)$。
答案:
$640 ÷ 80 = 8$,
$640 ÷ 32 = 20$,
$640 ÷ 16 = 40$,
$350 × 20 = 7000$,
$9 × 150 = 1350$,
$705 × 80 = 56400$,
$320 ÷ 80 = 4$,
$21 × 300 = 6300$,
$200 × 41 = 8200$,
$900 × 21 = 18900$,
$800 × 82 = 65600$,
$100 × 52 = 5200$,
$120 × 30 = 3600$,
$120 × 40 = 4800$,
$120 × 50 = 6000$,
$130 × 60 = 7800$,
$130 × 90 = 11700$,
$480 = 60 × (8)$,
$50 = 250 ÷ (5)$,
$6 = 880 - (874)$,
$360 = 6 × (60)$。
$400÷8+5=$
$300÷6+8=$
$200÷4+9=$
$300÷6+3=$
$900÷4+4=$
$70÷5+8=$
$680÷4+6=$
$705×4+7=$
$203÷7+7=$
$60÷5+9=$
$78÷6+6=$
$54÷9+9=$
$420÷6+7=$
$70÷5+5=$
$200÷2+20=$
$7×3+13=$
$6×$
$5×$
55
$300÷6+8=$
58
$200÷4+9=$
59
$300÷6+3=$
53
$900÷4+4=$
229
$70÷5+8=$
22
$680÷4+6=$
176
$705×4+7=$
2827
$203÷7+7=$
38
$60÷5+9=$
21
$78÷6+6=$
19
$54÷9+9=$
15
$420÷6+7=$
77
$70÷5+5=$
19
$200÷2+20=$
120
$7×3+13=$
34
196
$÷7+4= 32$350
$÷7+1= 51$175
$÷5+5= 40$$6×$
5
$+3= 33$$5×$
4
$+4= 24$答案
55
58
59
53
229
22
176
2827
38
21
19
15
77
19
120
34
196
350
175
5
4
58
59
53
229
22
176
2827
38
21
19
15
77
19
120
34
196
350
175
5
4
$45×3+25=$
$12×30+72=$
$60×30+180=$
$3×26+3=$
$9×400+4=$
$7×5+800=$
$6×400+6=$
$700×4+7=$
$29×7+7=$
$9×9+9=$
$97×6+6=$
$58×9+9=$
$49×6+7=$
$77×5+5=$
$27×2+20=$
$74×3+13=$
$6×($
$6×($
$($
$($
$($
160
$12×30+72=$
432
$60×30+180=$
1980
$3×26+3=$
81
$9×400+4=$
3604
$7×5+800=$
835
$6×400+6=$
2406
$700×4+7=$
2807
$29×7+7=$
210
$9×9+9=$
90
$97×6+6=$
588
$58×9+9=$
531
$49×6+7=$
301
$77×5+5=$
390
$27×2+20=$
74
$74×3+13=$
235
$6×($
69
$)+6= 420$$6×($
55
$)+3= 333$$($
45
$)×7+4= 319$$($
71
$)×7+1= 498$$($
79
$)×5+5= 400$答案
解析:这些题目都是基础的数学运算题目,主要考察的是乘法和加法的混合运算。需要先做乘法,然后再做加法。对于最后一行题目,需要解出一个简单的线性方程。
答案:
$45×3+25= 160$
$12×30+72= 432$
$60×30+180= 1980$
$3×26+3= 81$
$9×400+4= 3604$
$7×5+800= 835$
$6×400+6= 2406$
$700×4+7= 2807$
$29×7+7= 210$
$9×9+9= 90$
$97×6+6= 588$
$58×9+9= 531$
$49×6+7= 301$
$77×5+5= 390$
$27×2+20= 74$
$74×3+13= 235$
$6×(69)+6= 420$
$6×(55)+3= 333$
$(45)×7+4= 319$
$(71)×7+1= 498$
$(79)×5+5= 400$
答案:
$45×3+25= 160$
$12×30+72= 432$
$60×30+180= 1980$
$3×26+3= 81$
$9×400+4= 3604$
$7×5+800= 835$
$6×400+6= 2406$
$700×4+7= 2807$
$29×7+7= 210$
$9×9+9= 90$
$97×6+6= 588$
$58×9+9= 531$
$49×6+7= 301$
$77×5+5= 390$
$27×2+20= 74$
$74×3+13= 235$
$6×(69)+6= 420$
$6×(55)+3= 333$
$(45)×7+4= 319$
$(71)×7+1= 498$
$(79)×5+5= 400$
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