PSLE A shop had a number of tablets for sale. After selling 238 of them in the morning and
18 of the remainder in the afternoon, it was left with
16 of the tablets. How many tablets were left?
Morning |
Remainder |
|
Afternoon |
Left |
238 |
1x1 |
7x1 |
5x7 |
1x7 |
34 u |
1 u |
7 u |
Fraction of the remainder left
= 1 -
18 =
78 7x18x1 Remainder =
1x76x7 Total
78 Remainder =
742 Total
Number of tablets sold in the morning
= 35 u - 1 u
= 34 u
34 u = 238
1 u = 238 ÷ 34 = 7
Number of tablets left
= 7 u
= 7 x 7
= 49
Answer(s): 49