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.A cricket match starts at 5:10 and the first innings ends at 6:05. How many minutes did the innings last?
- 2.46 + 9 =
- 3.528 ÷ 8 =
- 4.212 ÷ 4 =
- 5.Half of 64 =
- 6.81 − 25 =
- 7.25 + 8 =
- 8.A cricket match starts at 8:05 and the first innings ends at 9:10. How many minutes did the innings last?
- 9.A cricket match starts at 5:55 and the first innings ends at 6:35. How many minutes did the innings last?
- 10.116 ÷ 4 =
- 11.65 + 64 =
- 12.34 − 9 =
- 13.Double 31 =
- 14.22 + 24 =
- 15.768 ÷ 8 =
- 16.85 − 62 =
- 17.122 − 89 =
- 18.A cricket match starts at 8:00 and the first innings ends at 10:10. How many minutes did the innings last?
- 19.What is the remainder when 30 is divided by 4?
- 20.172 ÷ 4 =
- 21.25% of ₹640 =
- 22.26² =
- 23.87 − 19 =
- 24.Best estimate of 215 + 758? (a) 1200 (b) 800 (c) 1000
- 25.9 + 3 =
- 26.A cricket match starts at 7:30 and the first innings ends at 8:45. How many minutes did the innings last?
- 27.Double 98 =
- 28.10% of ₹630 =
- 29.You buy a kite for ₹43 and pay with a ₹100 note. How much change do you get, in rupees?
- 30.55 + 9 =
- 31.313 − 99 =
- 32.14² =
- 33.58 + 14 =
- 34.73 − 49 =
- 35.A train leaves at 7:15 and reaches the next city at 8:20. How many minutes is the journey?
- 36.104 − 86 =
- 37.123 − 81 =
- 38.202 − 195 =
- 39.You buy a storybook for ₹97 and pay with a ₹100 note. How much change do you get, in rupees?
- 40.12 + 14 =
Answer key
- 55
- 55
- 66
- 53
- 32
- 56
- 33
- 65
- 40
- 29
- 129
- 25
- 62
- 46
- 96
- 23
- 33
- 130
- 2
- 43
- 160
- 676
- 68
- 1000
- 12
- 75
- 196
- 63
- 57
- 64
- 214
- 196
- 72
- 24
- 65
- 18
- 42
- 7
- 3
- 26
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths