Elementary school mathematics grade two volume unit 2 examination paper topic
I. Oral calculation (19)
1、50+20= 70+5= 12-7= 78-70= 62-7=
65+8= 6+55= 90-40= 75-25= 54- 14=
67-56= 56-9= 42+9= 43+3= 48+4=
25+3= 9+38= 60-35= 89-80= 43+27=
40- 17= 30+22= 78-50= 28+32= 45-23=
67-24= 65-6= 77-34= 96-6 1= 49+5=
25+( )=30 ( )+62=70 77-( )=5 ( )-8=20
45-25-3= 45+40-35= 43-6-9= 100-70+5=
Two, fill in a fill (27 points)
1, I will draw a line on the counter to indicate the result and fill in the blanks. (2 points)
2. Fill in ○? & gt、& lt？ Or? =? (3 points)
42-8○45-8 6+27○33 25+33○52
7+ 19○ 19+7 88- 19○68 46- 12+28○46+ 17
3. Find a rule to fill in numbers. (3 points)
( 1)28,35,42,( ),( ),63,( )
(2)80,72,( ),56,( ),( ),32
4.(3 points)
? Mengniu? Brand yogurt? Tomoyo? Brand yogurt? Bright? Brand yoghourt
The original 86 boxes () and 70 boxes.
Sell 29 boxes and 28 boxes ().
The remaining () boxes are 46 and 35.
5. What can I fill in ()? (3 points)
32+()& lt； 40()+25 & lt； 30()-6 & lt； 50
80-()& gt； 50()+30 & lt； 47 92-()& gt； 38
6, put the card (5 points)
3 1+25 90-52 18+39 25+8 34+28
48- 16 27+6 22+43 96+57 39+ 14
Cards with less than 50 points, more than 50 points.
Three, write the following questions (24 points)
54- 19= 38+24= 75-46= 33+55=
34+ 12+ 17= 80- 13-37= 67-28+34= 46+ 17-25=
44+28+26= 85-27-35= 48+29-39= 80-2 1+39=
Fourth, solve the problem. (30 points)
1. Mom bought 36 apples and ate them on the first day 16. How many apples are left? (2 points)
There are two boxes of chalk. There are 45 in the first box and 37 in the second box. How many sticks are there in two boxes? (2 points)
3. To build a 40-meter-long cement road, 15 meter was built on the first day, 9 meters more than on the first day, and how many meters was built on the second day? (3 points)
There are 26 boys in the school choir, and 9 girls are more than boys. (4 points)
(1) How many girls are there?
(2) How many people are there in the choir?
5. There are 32 chickens, 0/6 ducks and 24 geese.
(1) How many more chickens are there than ducks? (2 points) (2) How many chickens, ducks and geese are there? (2 points)
6. A bus has 70 seats, 45 people have already taken it, and 3 people have got on. How many seats are left? (3 points)
I have a story book. This book has 70 pages. Read 15 pages every day for two days. How many pages do I have left?
(3 points)
There used to be 42 people in the school dance team. Nine students joined 13 after graduation. How many people are there in the school dance team now? (3 points)
9. Less than Mingming 19 red chart. There are obviously 44 pictures. More than Mingming 18 troops.
(1) How many pictures are there in Honghong? (2 points)
(2) How many pictures are there in the army? (2 points)