1. 8 x 8 = 40 + 4 + ______
6. 28 + ( 16 + __ ) = ( ___ + 16 + 20)
2. 40 – ( 6 + 5) = 11 + 10 + ___
7. ____ + 345 = 123 + ____
3. ____ + 240 = 460 + ____
8. 125 + ___ = 0 + ____
4. ( 7 x 1 ) + 0 = __ x (1 + __ )
9. 9 X (2 x ___) =
( ___ x 2) x 5
5. 50 - ___ = 20 + 8
10. 12 x ( 4 + 6) = _____