OK, smart ones!! Here are a couple of practice problems for you to test yourself on after the lesson!! Good luck and have fun!!
1) -9 +
( 33 + -42 )
2) -60 ÷ 4 + 14
3) 31 +
( 41 - 43 × 12 )
4) 22 + 13 + 22 × 45
5) 43 + 147 ÷
49 + 2
6) 84 ÷ 6 × -2
7) 38 +
( 30 ÷ 10 ) - 26
8) 46 + 22 - -8 + -6
9) -41 + 22
- 22 - 4 + 2221
10) 28 + 46 + -3 + 42 ×
-6
