Draw a picture to show the problem and solution. 6 groups of 2.
12
4 groups of 4
16
What are you doing if you are combining ___ groups of ___ to solve a problem.
multiplying or repeated addition
Are these the same?
2x7=
7+7=
Yes! both =14
3 groups of 4
3x4=12
What do you call the two numbers that are being multiplied together. Hint: it rhymes with tractors!
factors
A carpet store has 6 commercials every hour on a local television station. How many commercials will the store have in 6 hours?
36
Belle made 7 beaded necklaces. She used 8 plastic beads on each necklace. How many beads did Belle use in all?
8+8+8+8+8+8+8=56
If you are multiplying by 5, then you can skip count by __'s!
5's
5, 10, 15, 20...
Philip went to the grocery store and bought 9 boxes of granola bars. There were 5 granola bars in each box. How many granola bars did Philip buy in all?
45
Simon did sit-ups for 8 days in a row. He did 10 sit-ups per day. How many sit-ups did Simon do?
10+10+10+10+10+10+10+10=80
Jerry is trying to figure out how many video games he has in 3 boxes. Jerry counts 5 in each box. Draw an array and solve how many games he has in total.
3 boxes with 5 games in each =
5+5+5= 15
or
3x5=15