Overview: 7 questions will be solved this time.Among them
☆7 arithmetic calculations
[1/7 Formula]
Work: Calculate the value of equation (1000*1.4^1-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^1-1000)/2+1000
=400/2+1000
=200+1000
=1200 Answer:(1000*1.4^1-1000)/2+1000=1200[2/7 Formula]
Work: Calculate the value of equation (1000*1.4^2-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^2-1000)/2+1000
=960/2+1000
=480+1000
=1480 Answer:(1000*1.4^2-1000)/2+1000=1480[3/7 Formula]
Work: Calculate the value of equation (1000*1.4^3-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^3-1000)/2+1000
=1744/2+1000
=872+1000
=1872 Answer:(1000*1.4^3-1000)/2+1000=1872[4/7 Formula]
Work: Calculate the value of equation (1000*1.4^4-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^4-1000)/2+1000
=2841.6/2+1000
=1420.8+1000
=2420.8 Answer:(1000*1.4^4-1000)/2+1000=2420.8[5/7 Formula]
Work: Calculate the value of equation (1000*1.4^5-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^5-1000)/2+1000
=4378.24/2+1000
=2189.12+1000
=3189.12 Answer:(1000*1.4^5-1000)/2+1000=3189.12[6/7 Formula]
Work: Calculate the value of equation (1000*1.4^6-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^6-1000)/2+1000
=6529.536/2+1000
=3264.768+1000
=4264.768 Answer:(1000*1.4^6-1000)/2+1000=4264.768[7/7 Formula]
Work: Calculate the value of equation (1000*1.4^7-1000)/2+1000 .
Question type: Mathematical calculation
Solution:
(1000*1.4^7-1000)/2+1000
=9541.3504/2+1000
=4770.6752+1000
=5770.6752 Answer:(1000*1.4^7-1000)/2+1000=5770.6752
>>注:本次最多计算 7 道题。
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