News Story: https://newsforkids.net/articles/2022/02/26/russia-continues-attack-on-ukraine/ Please be prepared for quizzes all week! MATHEMATICS REVISION Section A 1. 678 + 426 = _________ 2. 821 - 507 = _________ 3. 205 x 34 = _________ 4. 5. 9 + 6 - 2 x 7 = 6. 124 - 3 x (7 + 5 )= 7-8. Change the mixed numbers to improper fractions: 9. Identify which of the following numbers are prime numbers: a) 14 b) 4 c) 11 d) 9 e) 3 f) 17 10-11. Find the LCM of: 3, 4 and 5 6 and 8 Solve: 12. ...