1, 3 ones and 6 tens are (). () Ten and () one are forty-five.
2. The number in the unit is 7, and the number in the tenth is 5. This number is ().
3, the smallest two digits is (), plus () is the two digits.
87 93 99
2 3 5 8 12 17
75 60 50 45
Writing () Writing () Writing ()
Read as () read as () read as ()
6, 32 high is (), indicating () ten, high is (), indicating ().
7.2 1 The number greater than 69 is (), and the number 2 1 less than 69 is ().
Two of 8 are (), one is (), and two are.
This number exceeds one digit of ().
The two numbers adjacent to 9 and 39 are () and ().
10, (1) Write 1 two digits with six digits. ( )
(2) Write 1, with two digits, one of which is 0. ( )
(3) Write 1 two digits with 4 out of ten digits. ( )
(4) arrange these three numbers in descending order () >; ()& gt( )
Of the two numbers 5.22 and 30, () is the closest to 27.
6, 40 is larger than () 1 and smaller than () 1.
Second, I will compare (12 points)
( ) ( ) ( ) ( )
Three. 36+29= 28+34+23= 50-20- 18=
8-29+5 1= 25+85-96= 65-(45-40)=
33+20-40= 78+(92-80)= 78+ 9- 60 =
Fourth, choose. Please put the serial number of the correct answer in brackets.
1, in the following figures, () is greater than 76 and less than 79.
①89 ②58 ③76 ④78
2, () is not a two-digit number, but greater than 96, which is a double number.
①99 ②98 ③97 ④96
There are 89 red flowers, and yellow flowers are much less than red flowers. Yellow flowers may have ().
①88 animals, ②25 animals and ③90 animals.
The students went to water the trees. They watered 30 trees in the sixth grade, and less in the third grade than in the sixth grade. May plant trees in the third grade ().
①32 strains ②26 strains ③30 strains.
5.2 pieces 1 yuan, 2 pieces with 5 horns, 5 pieces 1 horn ().
①3 yuan ②3 yuan 5jiao ③ 10 yuan.
5. Count.
1、
() () ().
2. Graphic world.
(1,) Can you sort out all kinds of graphics?
graphic form
Combination plan
unit number
(2), () at most, () at least, () as much as ().
(3), greater than () and less than ().
3. Keep drawing. The ball you drew 15 was () (black ball and white ball).
Seven, whose law is different from others? (Underline the different options)
( 1) 10 1 1 12 13 14 (2)2 1 22 23 24 25
(3)47 49 5 1 53 55 (4)27 28 29 30 3 1
Eight, I will solve the problem.
1,' Telephone? Recorder p remote control car&; book
42 yuan 80 yuan 28 yuan 9 yuan
How much is a tape recorder more expensive than a book?
Xiaoming bought a telephone and got back 8 yuan's money. How much did Xiao Ming pay?
(3) Smile with 70 yuan money, which can be bought and just spent.
2. In Grade One, 93 people went for a spring outing and rented two buses. How many people didn't get on the bus?
3、
Football skipping shuttlecock
There are 45 () 50.
Borrow 20 and 36 ()
There are () 24 26 left.
Xiaoming and Xiao Fang jump rope together. Xiao Ming jumped 67 times and Xiao Fang jumped 48 times. How many times will Xiao Fang dance than Xiao Ming?
There are 66 peach trees and 38 pear trees in the orchard.
(1) How many peach and pear trees are there? (2) How many peach trees are there than pear trees?
6. The students are collecting waste batteries. Xiao Li collected 35 batteries, 20 batteries and 16 batteries. How many pieces of waste batteries did the three of them collect?
7, shirt 47 yuan hat 8 yuan pants 54 yuan shoes 28 yuan
Dad bought a hat and a pair of shoes for Xiaoming. How much did it cost?
How much is a shirt cheaper than trousers?
(3) Dad buys shirts and pays 50 yuan. How much should he get back?
④ What other math problems can you propose and solve?
Question:?
Formula:
8.28 people took part in the skipping competition.
(1) How many people kick shuttlecock? (2) How many people play football?
(3) How many people kick shuttlecock and kick the ball?
(4) (1) The largest number of participants, (2) The smallest number of participants.
(5) What other questions can you ask? Can it be solved?
9. There are 38 watermelons sold in the store, and there are 20 left. How many are there in the shop?
10, celebrating June 1 ST, I wanted to make a batch of paper flowers, but I made 38, and there are still 20 left. How many paper flowers are there in this batch?
1 1. Xiaoli is 9 years old and her mother is 36 years old. What is the difference between her mother and Xiaoli?
/kloc-class 0/2, 46 people. Let's do exercises together. There are 20 people in front of Xiaoming, so how many people are behind Xiaoming?