Written Instructions:
For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..
For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.
Leave your answers in the simplest form or correct to two decimal places.
| 1) Choose and fill in the correct choice in the blank below. 371 + 20 + 8 = ____ + 20
( ) |
| 2) Choose and fill in the correct choice in the blank below. 218 + 26 + 9 = ____ + 20
( ) |
| 3) Choose and fill in the correct choice in the blank below. 617 + 90 + 8 = ____ + 20
( ) |
| 4) Choose and fill in the correct choice in the blank below. 487 + 88 + 5 = ____ + 20
( ) |
| 5) Choose and fill in the correct choice in the blank below. 550 + 20 + 7 = ____ + 20
( ) |
| 6) Choose and fill in the correct choice in the blank below. 638 + 57 + 5 = ____ + 20
( ) |
| 7) Choose and fill in the correct choice in the blank below. 120 + 39 + 2 = ____ + 20
( ) |
| 8) Choose and fill in the correct choice in the blank below. 864 + 12 + 9 = ____ + 20
( ) |
| 9) Choose and fill in the correct choice in the blank below. 580 + 35 + 9 = ____ + 20
( ) |
| 10) Choose and fill in the correct choice in the blank below. 261 + 51 + 3 = ____ + 20
( ) |
| 1) Choose and fill in the correct choice in the blank below. 371 + 20 + 8 = ____ + 20
Answer: 2 SOLUTION 1 : Step 1: 371 + 20 + 8 = 399 Step 2: 399 - 20 = 379 |
| 2) Choose and fill in the correct choice in the blank below. 218 + 26 + 9 = ____ + 20
Answer: 1 SOLUTION 1 : Step 1: 218 + 26 + 9 = 253 Step 2: 253 - 20 = 233 |
| 3) Choose and fill in the correct choice in the blank below. 617 + 90 + 8 = ____ + 20
Answer: 4 SOLUTION 1 : Step 1: 617 + 90 + 8 = 715 Step 2: 715 - 20 = 695 |
| 4) Choose and fill in the correct choice in the blank below. 487 + 88 + 5 = ____ + 20
Answer: 3 SOLUTION 1 : Step 1: 487 + 88 + 5 = 580 Step 2: 580 - 20 = 560 |
| 5) Choose and fill in the correct choice in the blank below. 550 + 20 + 7 = ____ + 20
Answer: 3 SOLUTION 1 : Step 1: 550 + 20 + 7 = 577 Step 2: 577 - 20 = 557 |
| 6) Choose and fill in the correct choice in the blank below. 638 + 57 + 5 = ____ + 20
Answer: 4 SOLUTION 1 : Step 1: 638 + 57 + 5 = 700 Step 2: 700 - 20 = 680 |
| 7) Choose and fill in the correct choice in the blank below. 120 + 39 + 2 = ____ + 20
Answer: 1 SOLUTION 1 : Step 1: 120 + 39 + 2 = 161 Step 2: 161 - 20 = 141 |
| 8) Choose and fill in the correct choice in the blank below. 864 + 12 + 9 = ____ + 20
Answer: 3 SOLUTION 1 : Step 1: 864 + 12 + 9 = 885 Step 2: 885 - 20 = 865 |
| 9) Choose and fill in the correct choice in the blank below. 580 + 35 + 9 = ____ + 20
Answer: 1 SOLUTION 1 : Step 1: 580 + 35 + 9 = 624 Step 2: 624 - 20 = 604 |
| 10) Choose and fill in the correct choice in the blank below. 261 + 51 + 3 = ____ + 20
Answer: 1 SOLUTION 1 : Step 1: 261 + 51 + 3 = 315 Step 2: 315 - 20 = 295 |