PROBLEM 1
Part (a) How many packets of cakes do they need to buy?
- Each child needs 3 cakes
- So total cakes needed: 15 x 3 = 45 (cakes)
- Packets of cakes needed: 45 : 6 = 7,5
*Because they can't buy half a packet, they need 8 packets of cakes

Part (b) If there are 5 small packets of sweets in one large packet, how many packets of sweets do they need to buy?
- Total small packets needed: 15
- And small packets per large packet: 3
- Small packets per large packet: 15 : 5 = 3
*They need 3 large packets of sweets

Part (c) If the packets of cakes cost £2.99 each and the packets of sweets cost £2.89, how much will they spend?
- Cost of cakes: 8 x 2,99 = £23,92
- Cost of sweets: 3 x 2,89 = £8,67
- Total cost: £23,92 + £8,67 = £32,59
*Total cost: £32,59

Part (d) Hannah’s mum pays with two £20 notes; what change does she get?
- Total amount paid: 2 x 20 = £40
- Change: £40 − £32,59 = £7,41
*Change: £7,41

PROBLEM 2
Part (a) How many packs will he need? Will there be any pencils left over?
- Total pencils needed: 34 × 2 = 68
- Packs of pencils needed: 68 : 6 = 11,33
*He can't buy a fraction of a pack, so he needs to buy 12 packs
- Pencils in 12 packs: 12 × 6 = 72
- Pencils left over: 72 − 68 = 4
*Pencils left over: 4

Part (b) If a pack costs £1.99, how much will John need to spend? If John is given £30 to spend, how much change will he get?
- Cost of 12 packs: 12 × 1,99 = £23,88
- Change: £30 − £23,88 = £6,12
*Change: £6,12