Year 4 Problem solving
Sunflower Problems • Year 4 are given a sunflower that is 97cm tall. They measure it later in the term, and it has grown 95cm. How many metres tall is the sunflower now? • At the end of the year, the sunflower has grown by half as much again. What is the sunflower’s height at the end of the year?
MarblesandPencils • There are 80 marbles in a jar. 15 are red, 20 are blue, 13 are yellow. The rest are green. How many green marbles are there in the jar? • A box holds 12 pencils, there are four boxes. How many pencils are there altogether? How many pencils are there in 10 boxes?
Post Office • Jenny buys three different things from the post office. She buys two stamps at 27p each and a chocolate bar which is £1.20. How much does she spend altogether? • How much change will she get from £2.00? If she had £3.00, how much change would she get?
Viking Problems • A Viking boat holds 45 soldiers. How many soldiers would there be in 5 boats? How many would there be in 9 longboats?
It takes Eric Bloodbath 6 hours to make 1 Viking shield. How long would it take him to make 9 shields? • If it takes 41/2 hours to make 1 Viking helmet, how long would it take him to make 6 helmets? • There are 16 houses in one Viking village. Another Viking village is double the size of the first one. How many houses are there in the second village?
Coke a Cola • A bottle of coke a cola holds 3 litres. • How many glasses holding 250ml can I fill from one bottle?
Cycling • Martin sets off at 10.30am for a cycle ride. He cycles at 6km an hour. At 1pm he stops for his lunch. • How far has he travelled?
Cakes • Jane bakes 145 “red nose cakes” to sell on red nose day. She sells them for 20p each. • If she sells 128 cakes, how many will she have left?
Pencils • 280 pencils need to be packed into boxes of 10. • How many boxes will be needed?