Melekdenzrans Melekdenzrans Matematik Answered (15 ×3) ×20 = (15 ×.......) ×3 70 × (13 ×.......) = (13 ×70) × 6 22 × (14 ×18) = 18 × (14 ×........) ( 16 ×17) ×...... = 16 × (17 ×6)