Mental Maths Questions Worksheet for Class 5
How to do it in your head (Look first): A 9, 19 or 99 → round and adjust. Two close numbers → count up (or near doubles when adding). × or ÷ by 4 or 8 → double or halve; other sums → split into tens and ones.
NameDateTime takenScore ___ / 40
- 1.25 + 24 =
- 2.You buy a storybook for ₹69 and pay with a ₹100 note. How much change do you get, in rupees?
- 3.34 laddoos are packed in boxes of 4. How many laddoos are left over?
- 4.76 + 8 =
- 5.29 + 31 =
- 6.You start your homework at 3:40 and finish at 4:10. How many minutes did you work?
- 7.1005 − 986 =
- 8.96 ÷ 4 =
- 9.50% of ₹240 =
- 10.Best estimate of 21 × 96? (a) 20000 (b) 200 (c) 2000
- 11.14 − 9 =
- 12.47 + 31 =
- 13.21² =
- 14.29 + 8 =
- 15.25% of ₹300 =
- 16.Double 17 =
- 17.11² =
- 18.20 + 21 =
- 19.50 × 4 =
- 20.7 + 8 =
- 21.A train leaves at 1:15 and reaches the next city at 2:45. How many minutes is the journey?
- 22.Half of 100 =
- 23.312 ÷ 8 =
- 24.Best estimate of 244 + 710? (a) 700 (b) 900 (c) 1100
- 25.10% of ₹460 =
- 26.69 × 5 =
- 27.Half of 80 =
- 28.98 − 68 =
- 29.22 + 21 =
- 30.288 ÷ 4 =
- 31.57 × 4 =
- 32.13 + 9 =
- 33.What is the remainder when 116 is divided by 9?
- 34.A film starts at 4:45 and ends at 7:05. How many minutes long is the film?
- 35.26² =
- 36.12 + ? = 100
- 37.207 ÷ 3 =
- 38.16² =
- 39.Half of 188 =
- 40.128 ÷ 4 =
Answer key
- 49
- 31
- 2
- 84
- 60
- 30
- 19
- 24
- 120
- 2000
- 5
- 78
- 441
- 37
- 75
- 34
- 121
- 41
- 200
- 15
- 90
- 50
- 39
- 900
- 46
- 345
- 40
- 30
- 43
- 72
- 228
- 22
- 8
- 140
- 676
- 88
- 69
- 256
- 94
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths