Addition Equations
3 + ❏ = 20
❏ = 17
WORK
20 - 3 = 7
❏ - 5 = 10
❏ = 15
WORK
10 + 5 = 15
2 x ❏ = 12
❏ = 6
WORK
2 + 2 + 2 + 2 + 2 + 2 = 12
30 ÷ 5 = ❏
❏ = 6
WORK
5 x 6 = 30
An equation is a mathematical statement where both numbers on either side of the "=" sign are equal.
True
❏ + 10 = 57
❏ = 47
WORK
57 - 10 = 47
❏ - 2 = 30
❏ =32
WORK
32 - 2 = 30
❏ x 8 = 32
❏ = 4
WORK
8 + 8 + 8 + 8 = 32
❏ ÷ 2 = 12
❏ = 24
WORK
2 x 12 = 24
When a word problem uses phrases like "share equally", is it most likely asking you to subtract
False
110 + ❏ = 230
❏ = 120
WORK
230 - 110 = 120
120 - ❏ = 90
❏ = 30
WORK
120 - 90 = 30
11 x ❏ = 77
❏ = 7
WORK
11 + 11 + 11 + 11 + 11 + 11 + 11 = 77
42 ÷ ❏ = 6
❏ = 7
WORK
6 x 7 = 42
When a word problem uses phrases like, "find the total" it is most likely asking you to add.
True
Jane entered a game store. At first, she picked up 6 pokemon cards. By the time she left the store she had 20 card. How many more cards did she pick up?
❏ + 6 = 20
❏ = 14
WORK
20 - 6 = 14
A dog had 13 puppies. 4 of them were black with white spots, the rest of them were all white. How many puppies were all white?
❏ - 3 = 13
❏ = 9
WORK
13 - 4 = 9
Three friends bought fifteen pieces of candy. If they share them equally, how many candies does each friend get?
3 x ❏ = 15
❏ =5
WORK
3 x 5 = 15
5 + 5 + 5 = 15
You got an allowance of $40. You decided to buy chips, 1 bag of chips costs $5. How many bags of chips can you buy with all your money?
40 ÷ 5 = ❏
❏ = 8
WORK
5 x 8 = 40
The missing number in this equation:
❏ x 4 = 16
is... 3
False
If you went to Mcdonalds and bought a burger for $3.89 and fries for $2.57 how much money did you spend in total?
total: $6.46
WORK
3.89 + 2.57 = $6.46
Bonnie was travelling from Calgary to Edmonton. The flight is 2 hours long. She landed in Edmonton at 8:00pm. What time did Bonnie get on the plane?
❏ = 6:00 pm
WORK
8 - 2 = 6:00 pm
Andy drinks 2 liters of milk each day. How many liters of milk does Andy drink in 1 week?
14 liters
2 x 7 = ❏
WORK
2 x 7 = 14 liters
7 + 7 = 14
Vanessa had twelve video games. She wanted to stack them up into equal piles. She put 4 games in each video game stack. How many stacks did she have?
12 ÷ ❏ = 4
❏ = 3
WORK
3 x 4 = 12
The missing number in this equation:
❏ ÷ 9 = 9
is... 81
True