This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
ScanSolve AI Answer
Here are the solutions to your math problems: 19. Step 1: Divide 30 by 3. 30 ÷ 3 = 10 20. Step 1: Perform the division first. 25 ÷ 5 = 5 Step 2: Multiply the result by 4. 5 × 4 = 20 21. Step 1: Multiply 12 by 6. 12 × 6 = 72 22. Step 1: Perform the division first. 14 ÷ 7 = 2 Step 2: Multiply the result by 8. 2 × 8 = 16 23. Step 1: Multiply 17 by 2. 17 × 2 = 34 24. Step 1: Let the missing number be x. The equation is: 16 ÷ x × 5 = 20 Step 2: Divide both sides by 5. 16 ÷ x = 20 ÷ 5 16 ÷ x = 4 Step 3: Solve for x. x = 16 ÷ 4 x = 4 3 done, 2 left today. You're making progress.