Comparing and adding two-digit numbers
Answers are for parents and teachers.
1
Put the signs: 48 ... 84; 70 ... 69; 55 ... 50 + 5
<, >, =
2
Work out: 24 + 13, 52 + 37, 60 + 18, 43 + 45
37, 89, 78, 88
3
Split into places: 39, 70, 94
3 tens 9 ones; 7 tens 0 ones; 9 tens 4 ones
4
Problem: A library has 42 fairy-tale books and 35 poetry books. How many books in all?
77
5
Put your family members’ ages in order and write them with “>”.
Answers will vary.