内容正文:
单元 5 第 1 课时 圆的认识
6 年级 上 R
11
9 ÷
22
3 =
1
9 -
1
10 =
3
2 ÷
2
3 = 15 ×
2
5 =
5
7 ×
14
15 =
5
18 × 0. 09 =
6
7 -
1
6 =
3
4 ÷
3
2 =
1
4 ×
2
3 =
14
25 ÷
7
30 = 5 -
2
5 =
2
3 -
1
4 =
8
9 ÷
16
17 = 98 ÷
7
5 =
7
8 ×
1
7 =
7
3 ×
6
7 =
5
9 ×
5
9 =
3
5 ×
10
9 = 18 ÷
3
10 = 12 ÷
3
7 =
3
4 -
1
2 =
4
9 ÷
4
3 =
3
8 ÷
1
3 =
5
6 ÷
4
9 =
15 × 35 =
3
4 ×
8
9 =
3
5 ÷
1
5 =
5
7 ÷
5
6 =
3
11 ÷
1
6 =
5
2 ×
6
5 =
2
3 ÷
9
10 =
3
11 ÷
1
11 =
( 28 -
1
6 ) ÷
3
2
5
6 ÷
12
5 +
5
6 ×
7
12
5
6 ÷ (
1
2 ×
2
3 )
x - 310x =21
5
6 x ÷
1
4 =
2
9 3. 2 × 2. 5 -
3
4 x =2
24
单元 5 第 2 课时 练习课
6 年级 上 R
1
3 × 1. 8 =
5
12 ÷
3
4 =
8
15 ÷ 4 =
4
7 ×
3
8 =
2 ÷ 27 =
1
4 × 0. 8 =
4
7 ÷
4
7 = 15 ÷
15
16 =
8 × 32 = 1 ÷
3
4 =
3
8 × 4 =
9
10 ÷
3
2 =
0. 9 × 23 =
3
4 ×
5
9 = 12 ÷
1
8 = 36 ÷
12
13 =
3
5 ×
1
3 =
5
8 ÷
5
6 =
8
9 ×
3
4 =
5
12 ×
4
5 =
1
3 ×
1
3 =
4
5 ÷
3
4 =
4
15 ÷ 2 =
6
7 ÷
3
5 =
1
6 ÷ 6 =
7
12 × 12 = 11 ÷
1
5 = 8 ×
3
4 =
3
25 × 15 =
1
9 ÷
2
3 =
1
9 ÷
1
3 =
1
6 ÷ 7 =
5
9 ×
3
4 ÷
5
6
3
4 × (
7
8 ÷
14
15)
6
11 ÷
8
33 ×
16
27
5x -4 × 310 =
38
15 0. 8 +
1
2 x =
9
10 x -
3
5 x =12
34
单元 5 第 3 课时 圆的周长(1)
6 年级 上 R
根据半径或直径求圆的周长。
r =4cm
C ={
d =1dm
C ={
r =2cm
C ={
d =0. 1dm
C ={
d =2dm
C ={
r =1cm
C ={
d =3dm
C ={
r =3cm
C ={
r =6cm
C ={
d =7dm
C ={
r =1. 3cm
C ={
d =10m
C ={
d =5dm
C ={
r =7cm
C ={
d =9cm
C ={
r =3. 4cm
C ={
r =5cm
C ={
d =4. 5cm
C ={
r =3. 5cm
C ={
d =3. 6cm
C ={
7
9 +
3
11 +
2
9 +
8
11
1
8 ×
2
5 +
3
5 ÷ 8 48 × (
7
12 +
1
4 ) ÷
2
3
3
4 -
14
9 ÷
7
3
3
4 ÷ [
5
6 - (
1
5 +
1
3 )]
3
4 ÷ (
3
4 +
1
8 )
44
单元 5 第 4 课时 圆的周长(2)
6 年级 上 R
3. 14 × 4 = 7 × 3. 14 = 0. 6 × 3. 14 = 3. 14 × 25 =
9.