Year 3 Homework: Using the bar model for multiplicative reasoning
We have been using a bar model to solve some multiplication problems. The
bars help us to represent the problem. E.g.
There are 2 blue Smarties in a packet. There are 4 times as many orange
Smarties. How many smarties altogether?
B
2
O
2
2
2
2
10
10 smarties
1. Harry had a pizza that had 4 times as many meatballs as Sam. Sam has 10
meatballs. How many meatballs does Harry have?
2. There are 3 times more girls in the class than boys. There are 5 boys in
the class. How many children altogether?
3. In a box of chocolates there are 6 times as many milk chocolates as white
chocolates. There are 10 white chocolates. How many chocolates are there
altogether?
4. Dave has 5 stickers. Sharon has 4 times as many stickers. How many
stickers does Sharon have?
5. Abigail has 3 times as much money as Sharon. She has 30p. How much
does Sharon have?
6. Jay has 4 times as many toy cars as Tom. Tom has 20 toy cars. How many
do they have altogether?