Questions

From Worst to Best

1 P6.ST.JC.18121301

Level 1
Find the value of 1 unit.

1 u + 5 = 10
5 + 1 u = 10
10 = 1 u - 5
10 = 5 + 1 u

4 m

Attempt

2 P6.ST.JC.18121302

Level 1
Find the value of 1 unit.

1 u - 5 = 10
10 = 1 u - 5
10 - 1 = 1 u - 5
10 + 1 = 1 u - 5

4 m

Attempt

W Addition & subtraction Units method Units equations

3 P6.ST.JC.18121303

Level 1
Find the value of 1 unit.

3 u + 20 = 50
20 + 3 u = 50
5 u - 20 = 30
30 = 5 u - 20

4 m

Attempt

W 4 operations Units method Units equations

4 P6.ST.JC.18121304

Level 1
Find the value of 1 unit.

5 u - 20 = 10
5 u - 20 = 1 u
10 = 5 u - 20
1 u = 5 u - 20

4 m

Attempt

W 4 operations Units method Units equations

5 P6.ST.JC.18121305

Level 1
Find the value of 1 unit.

5 u + 8 = 1 u + 20
1 u + 20 = 5 u + 8
5 u - 20 = 1 u + 4
1 u + 4 = 5 u - 20

4 m

Attempt

W 4 operations Units method Units equations

6 P6.ST.JC.18121306

Level 2
Find the value of 1 unit.

1 u + 8 = 20 - 5 u
20 - 5 u = 1 u + 8
1 u - 10 = 20 - 5 u
20 - 5 u = 1 u - 10

4 m

Video Attempt

W 4 operations Units method Units equations

7 P6.ST.JC.18121307

Level 2
Find the value of 1 unit.

5 u - 20 = 1 u - 8
1 u - 8 = 5 u - 20
8 - 1 u = 20 - 5 u
20 - 5 u = 8 - 1 u

4 m

Video Attempt

W 4 operations Units method Units equations

8 P6.ST.JC.18121308

Level 2
Find the value of 1 unit.

6 u - 15 = 1 - 2 u
1 - 2 u = 6 u - 15
5 u - 2 = 14 - 3 u
14 - 3 u = 5 u - 2

4 m

Video Attempt

W 4 operations Units method Units equations

9 P6.ST.JC.18121309

Level 2
Find the value of 1 unit.

7 u - 20 = 4 u + 10
4 u + 10 = 7 u - 20
4 u - 10 = 1 u + 20
1 u + 20 = 4 u - 10

4 m

Video Attempt

W 4 operations Units equations

10 P6.WN.JC.16010162

Level 3
Henry and Sean have the same amount of income. If Henry spends $43 a day and Sean spends $14 a day, Sean will have $319 when Henry uses up all his income. If Henry spends $13 a day and Sean spends $43 a day, how much income will Henry have left when Sean uses up all his income?

4 m

Attempt