Problems about finding the whole
Answers are for parents and teachers.
1
Problem: One shelf has 34 books and another 43. How many in all?
77
2
Write a problem for the diagram: [—30—|—25—] = ?
For example: 30 red and 25 yellow tulips. 55 in all.
3
The easy way: 4 + 7 + 6 + 3
20
4
Count in tens from 10 to 100, then back from 100 to 10.
10, 20, …, 100 · 100, 90, …, 10
5
Problem: Plov was cooked in 2 pots: 15 kg in one and 12 kg in the other. In all?
27