Number System MCQs with Answers & Explanations

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 428. 3. Confirm the result: 524 - 96 = 428.

Step-by-step solution: 1. Recognize that division asks how many times 11 fits into 154. 2. 154 = 11 * 14. 3. So, 154 / 11 = 14.

Step-by-step solution: 1. Multiply 18 by 9. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 162.

Step-by-step solution: 1. Multiply 13 by 9. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 117.

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 290. 3. Confirm the result: 380 - 90 = 290.

Step-by-step solution: 1. Multiply 26 by 11. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 286.

Step-by-step solution: 1. Multiply 14 by 8. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 112.

Step-by-step solution: 1. Multiply 16 by 16. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 256.

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 278. 3. Confirm the result: 364 - 86 = 278.

Step-by-step solution: 1. Multiply 22 by 10. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 220.

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 302. 3. Confirm the result: 396 - 94 = 302.

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 176. 3. Confirm the result: 268 - 92 = 176.

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 368. 3. Confirm the result: 444 - 76 = 368.

Step-by-step solution: 1. Multiply 16 by 11. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 176.

Step-by-step solution: 1. Recognize that division asks how many times 15 fits into 135. 2. 135 = 15 * 9. 3. So, 135 / 15 = 9.

Step-by-step solution: 1. Add the ones place: 2 + 1. 2. Add the tens and hundreds to get 333. 3. Therefore, 252 + 81 = 333.

Step-by-step solution: 1. Add the ones place: 4 + 7. 2. Add the tens and hundreds to get 461. 3. Therefore, 384 + 77 = 461.

Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 506. 3. Confirm the result: 588 - 82 = 506.

Step-by-step solution: 1. Recognize that division asks how many times 11 fits into 55. 2. 55 = 11 * 5. 3. So, 55 / 11 = 5.

Step-by-step solution: 1. Add the ones place: 6 + 3. 2. Add the tens and hundreds to get 289. 3. Therefore, 216 + 73 = 289.