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
- 1.84 + 12 =
- 2.Half of 154 =
- 3.76 + 7 =
- 4.116 ÷ 4 =
- 5.You buy a storybook for ₹37 and a pen for ₹38. You pay with a ₹100 note. How much change do you get, in rupees?
- 6.14² =
- 7.284 ÷ 4 =
- 8.36 × 8 =
- 9.Double 69 =
- 10.Half of 70 =
- 11.49 + 68 =
- 12.18² =
- 13.You start your homework at 5:50 and finish at 7:10. How many minutes did you work?
- 14.Best estimate of 717 + 173? (a) 700 (b) 900 (c) 1100
- 15.What is the remainder when 93 is divided by 7?
- 16.15 × 3 =
- 17.49 + 8 =
- 18.Double 28 =
- 19.56 + 9 =
- 20.160 ÷ 4 =
- 21.Half of 126 =
- 22.5% of ₹440 =
- 23.5% of ₹880 =
- 24.35 − 29 =
- 25.44 + 9 =
- 26.A film starts at 7:40 and ends at 8:50. How many minutes long is the film?
- 27.96 − 41 =
- 28.11 + 12 =
- 29.112 ÷ 8 =
- 30.You buy a bag of mangoes for ₹31 and pay with a ₹100 note. How much change do you get, in rupees?
- 31.432 ÷ 6 =
- 32.88 + 5 =
- 33.68 − 48 =
- 34.20 × 8 =
- 35.8 + 9 =
- 36.304 ÷ 4 =
- 37.You buy a water bottle for ₹20 and pay with a ₹100 note. How much change do you get, in rupees?
- 38.680 ÷ 8 =
- 39.67 + 4 =
- 40.13 children stand in rows of 3. How many full rows can they make?
Answer key
- 96
- 77
- 83
- 29
- 25
- 196
- 71
- 288
- 138
- 35
- 117
- 324
- 80
- 900
- 2
- 45
- 57
- 56
- 65
- 40
- 63
- 22
- 44
- 6
- 53
- 70
- 55
- 23
- 14
- 69
- 72
- 93
- 20
- 160
- 17
- 76
- 80
- 85
- 71
- 4
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths