MENTALMATH GRADE 4&5
1. What is 625 + 478?
A) 1093 B) 1103 C) 1003 D) 1083
2. What is 845 - 379?
A) 476 B) 466 C) 456 D) 486
3. What is 23 × 6?
A) 138 B) 128 C) 148 D) 158
4. What is 560 ÷ 8?
A) 70 B) 60 C) 75 D) 80
5. Which is greater: 5/8 or 3/4?
A) 5/8 B) 3/4 C) Equal D) Cannot say
6. What is 6.5 + 2.8?
A) 9.2 B) 9.1 C) 9.3 D) 8.9
7. What is 20% of 250?
A) 50 B) 55 C) 60 D) 65
8. Find the area of a rectangle with length 9 cm and width 7 cm.
A) 56 cm² B) 63 cm² C) 66 cm² D) 69 cm²
9. How many minutes are there in 3 hours?
A) 120 B) 150 C) 180 D) 200
10. Round 748 to the nearest hundred.
A) 800 B) 700 C) 750 D) 770
11. What is 345 + 576?
A) 921 B) 911 C) 901 D) 931
12. What is 507 - 289?
A) 218 B) 228 C) 217 D) 227
13. What is 18 × 9?
A) 152 B) 162 C) 172 D) 182
14. What is 121 ÷ 11?
A) 10 B) 12 C) 11 D) 13
15. Which is smaller: 7/10 or 2/3?
A) 7/10 B) 2/3 C) Equal D) Cannot say
16. What is 5.9 - 3.4?
A) 2.3 B) 2.5 C) 2.6 D) 2.7
17. What is 50% of 480?
A) 230 B) 240 C) 250 D) 260
18. What is the area of a square with side 12 cm?
A) 124 cm² B) 144 cm² C) 134 cm² D) 154 cm²
19. How many seconds are there in 2 minutes?
A) 100 B) 110 C) 120 D) 130
20. Round 465 to the nearest ten.
A) 460 B) 470 C) 450 D) 480
21. What is 789 + 237?
A) 1026 B) 1016 C) 1036 D) 1006
22 . What is 1000 - 678?
A) 312 B) 322 C) 332 D) 342
23. What is 42 × 5?
A) 200 B) 210 C) 220 D) 230
24. What is 96 ÷ 6?
A) 14 B) 15 C) 16 D) 17
25. Which is greater: 4/7 or 5/8?
A) 4/7 B) 5/8 C) Equal D) Cannot say
26. What is 7.1 - 4.8?
A) 2.2 B) 2.3 C) 2.4 D) 2.5
27. What is 10% of 320?
A) 30 B) 32 C) 34 D) 36
28. Find the area of a triangle with base 10 cm and height 8 cm.
A) 45 cm² B) 40 cm² C) 50 cm² D) 55 cm²
29. How many hours are there in 2 days?
A) 36 B) 48 C) 42 D) 50
30. Round 583 to the nearest hundred.
A) 500 B) 600 C) 580 D) 590
Answers Key
1. B) 1103
2. A) 466
3. A) 138
4. A) 70
5. B) 3/4
6. D) 9.3
7. A) 50
8. B) 63 cm²
9. C) 180
10. A) 800
11. B) 921
12. A) 218
13. B) 162
14. C) 11
15. B) 2/3
16. B) 2.5
17. B) 240
18. B) 144 cm²
19. C) 120
20. A) 460
21. A) 1026
22. B) 322
23. B) 210
24. C) 16
25. B) 5/8
26. B) 2.3
27. B) 32
28. B) 40 cm²
29. B) 48
30. B) 600
