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
Answer key · Grade 4 · Set E
Ten times, one place left
190
250000
3100000
48000
510000
630000
750
840
9400000
10900000
Mark each answer, count the right ones and write the score on the sheet. Beat your own time next time.