Grade 4 · Set E · Side 1 of 2
Ten times, one place left
E
Start Finish
Goal: 15 min for both sides
Score/ 10
Remember: Each place is ten times the place on its right.
1The 9 in the tens place of 152799 is worth working
2The 5 in 5000 moves one place left. It is worth working
3The 1 in 10000 moves one place left. It is worth working
4The 8 in 80000 moves one place right. It is worth working
5The 1 in 100000 moves one place right. It is worth working
Grade 4 · Set E · Side 2 of 2
Ten times, one place left
E
Start Finish
Goal: 15 min for both sides
Score/ 10
6The 3 in 300000 moves one place right. It is worth working
7The 5 in the tens place of 366957 is worth working
8The 4 in the tens place of 190247 is worth working
9The 4 in the hundred thousands place of 452208 is worth working
10The 9 in 90000 moves one place left. It is worth working