Ravi had $64 in his savings jar. He added 710 of a dollar and 6100 of a dollar from his loose change. How much money did he have then?
- $64.67
- $64.76
- $64.706
- $71.60
Need a hint?
Write the tenths and hundredths in their correct place-value columns before adding.
Worked answer
- $64 is the whole-number part.
- 710 of a dollar is $0.70.
- 6100 of a dollar is $0.06.
- $64 + $0.70 + $0.06 = $64.76.
Answer: $64.76
The mistake this question tests
Habit
Calculation slip
Treating 710 as 7 or writing the hundredths in the wrong column gives an amount that is too large.
How to fix it at home →More PSLE decimals questions
MCQ · 1m
Three ribbons have lengths 4.6 m, 4.57 m and 4.605 m
See the answer →Short answer · 2mPriya bought cinema tickets for herself and her cousin
See the answer →Structured · 4mAt the school fun fair, Nurul is buying art materials while Isaac is sharing the proceeds from a class stall
See the answer →Short answer · 2mUncle Raj packs 8.4 kg of flour equally into 70 containers
See the answer →Structured · 3mFind the value of 37 ÷ 6
See the answer →MCQ · 1mAisha's ribbon is longer than 0.13 m but shorter than 0.25 m
See the answer →Practise PSLE decimals until the mistakes stop.
Three PSLE questions, free, no sign-up. You’ll see exactly where the marks went. Then 7 days of everything for S$4.99.