Addition
30+20
50
40-20
20
7 tens and 8 ones
78
96
Solve this problem.
41 + 59
100
27+40
67
50-40
10
9 tens and 0 ones
90
10 less than 87
77
Solve:
49-10
39
45+35
80
31
1 hundred, 2 tens and 6 ones
126
20 more than 77
97
What number is:
8 tens
1 hundred
3 ones
183
69+22
91
47-21
26
2 hundreds, 5 tens and 8 ones
258
20 less than 65
45
Solve this problem:
Dylan has 18 ponies. Matt has 12. How many do they have all together?
30
68+25
93
85-43
42
6 hundreds, 7 ones and 2 tens
627
30 less than 84
54
What number is 40 less than 99?
59