Overview: 7 questions will be solved this time.Among them
☆3 arithmetic calculations
☆4 integer calculations
[1/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 184+98 Solution:
184+98 =
282 Column vertical calculation:
[2/7 Formula]
Work: Calculate the value of equation 107×161-11×107+107×50 .
Question type: Mathematical calculation
Solution:
107×161-11×107+107×50
=17227-11×107+107×50
=17227-1177+107×50
=17227-1177+5350
=16050+5350
=21400 Answer:107×161-11×107+107×50=21400[3/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 695+202 Solution:
695+202 =
897 Column vertical calculation:
[4/7 Formula]
Work: Calculate the value of equation 134×56-134+45×134 .
Question type: Mathematical calculation
Solution:
134×56-134+45×134
=7504-134+45×134
=7504-134+6030
=7370+6030
=13400 Answer:134×56-134+45×134=13400[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 864-199 Solution:
864-199 =
665 Column vertical calculation:
[6/7 Formula]
Work: Calculate the value of equation 48×53×2-6×48 .
Question type: Mathematical calculation
Solution:
48×53×2-6×48
=2544×2-6×48
=5088-6×48
=5088-288
=4800 Answer:48×53×2-6×48=4800[7/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 738-301 Solution:
738-301 =
437 Column vertical calculation:
>>注:本次最多计算 7 道题。
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