Multiplication 2x1
57 x 4
228
Justin and 3 of his friends go out for lunch. They each spent 7 dollars. How much money did they spend all together on lunch? Write an equation and solve.
28 dollars
Input Output
12 3
28 7
4 1
divide by 4
90/10
9
5 x 4 =
5x4=20
4x5=20
20/5=4
20/4=5
69 x 3
207
Kathy buys a dress that costs 32 dollars and a jacket that costs 4 times as much. How much did Kathy spend in all?
128 dollars
Input Output
5 25
7 35
9 45
multiply by 5
56/7
8
36/6=
36/6=6
6x6=36
85 x 6
510
A teacher put 7 pencils into 1 box. How many pencils are in 63 boxes?
441
Input Output
14 20
10 16
5 11
add 6
32/8
4
45/5=
45/5=9
45/9=5
9x5=45
5x9=45
48 x 9
432
Johnny collects 27 seashells at the beach. The expression shown represents the number of seashells Gavin collected. 5 x 27
Write a sentence to explain the number of seashells Gavin collected versus the number of seashells Johnny collected. DO NOT SOLVE.
Gavin collected 5 times as many seashells as Johnny.
Input Output
10 5
15 10
20 15
subtract 5
72/8
9
9x9=
9x9=81
81/9=9
76 x 8
608
Explain how 7 + 3 x 4 is the same as 10 x 4.
When you add 7 + 3 you get 10 and then you multiply by 4 to get 40; which is the same as doing 10 x 4 which also gives you 40.
Input Output
5 30
6 36
7 42
multiply by 6
28/4
7
6x7=
6x7=42
7x6=42
42/6=7
42/7=6