Order of operations
Answers are for parents and teachers.
1
200 − 50 − 30 = ?
120
2
7 × 2 + 30 = ?
44
3
(7 + 3) × 4 : 5 = ?
8
4
x + 125 = 300, x = ?
175
5
8 × y = 72, y = ?
9
6
3 sacks of flour, 25 kg each, came to a school kitchen. 20 kg was used. How many kilograms are left?
55