NAME ____________________________________ DATE __________________
ACTIVITY
1 Solve these problems. Fill in the totals on the 200 chart below.
123 + 10 + 10 = __________
101 + 10 + 10 + 10 = __________
147 + 10 − 10 + 10 + 10 = __________
172 + 10 + 10 − 10 − 10 − 10 = __________
198 − 10 − 10 − 10 − 10 = __________
154 + 10 + 10 + 10 = __________
136 − 10 − 10 − 10 = __________
115 − 10 + 10 = __________
2 Fill in the other missing numbers on the 200 chart.
d