Count in twos, fives and tens
Name: _____________________ Date: __________
Show your thinking with numbers, words, or a drawing.
1. What comes next? 15, 20, 25, ?
2. What comes next? 20, 25, 30, ?
3. What comes next? 20, 30, 40, ?
4. What comes next? 0, 10, 20, ?
5. What comes next? 10, 15, 20, ?
Answer key ยท Count in twos, fives and tens
1. 30
Each jump adds 5.
25 + 5 = 30.
2. 35
Each jump adds 5.
30 + 5 = 35.
3. 50
Each jump adds 10.
40 + 10 = 50.
4. 30
Each jump adds 10.
20 + 10 = 30.
5. 25
Each jump adds 5.
20 + 5 = 25.
Try it together
Line up pairs of socks and count in twos. Try counting fingers in fives, then groups of ten objects. Say what stays the same in each jump.