Addition And Subtraction Equations Question Preview (ID: 18072)
Write Solve Addition And Subtraction Equations.
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Which equation has a solution of 45?
a) d + 35 = 80
b) d - 35 = 80
c) 80 + 35 = d
d) d - 80 = 35
Which gives the first step in finding the value of x in the equation x + 4 = 7 using a model?
a) Subtract 4 counters from each side.
b) Add 7 counters to each side.
c) Subtract 7 counters from each side.
d) Add 4 counters to each side.
Equations like a + 4 = 8 and 4 - m = 2 have exactly one solution.
a) always true
b) sometimes true
c) never true
d) not sure
Which equation doesn't belong with the other three?
a) x + 9 = 11
b) 6 + x = 9
c) 15 = x + 12
d) 7 + x = 10
Niko wants to buy a skateboard that costs $85. He has already saved $15. Which equation represents the amount of money Niko still needs to buy the skateboard?
a) t + 15 = $85
b) t - 15 = $85
c) 15 - t = $85
d) t = 15 + 85
Before Jay's last toss in corn hole, he had a score of 15 points. After tossing the bag five more times, he had a score of 24 points. Write and solve an equation to show how many points Jay scored on the five tosses.
a) 15 + b = 24 so b = 9 pts
b) b + 15 = 24 so b = 39 pts
c) b - 24 = 15 so b = 9 pts
d) 24 - b = 15 so b = 39 pts
Which of the following is true concerning x - 5 = 13?
a) To find the value of x, add 5 to each side.
b) To find the value of x, subtract 5 from each side.
c) To find the value of x, add 13 to each side.
d) To find the value of x, subtract 13 from each side.
Arizona became a state 96 years after Indiana. If Indiana became a state in 1816, which equation can be used to find the year y Arizona became a state?
a) y - 1816 = 96
b) y = 1816 - 96
c) y + 96 = 1816
d) 1816 - y = 96
Frank's age is 3 years less than Heather's age. Frank is 11 years old. Which subtraction equation represents this situation?
a) a - 3 = 11
b) 3 - a = 11
c) a + 11 = 3
d) 11 - 3 = a
Owen bought a pair of shoes. He also bought a green shirt for $22. The cost of the shirt was $42 less than the price of his shoes. How much did Owen spend on the shoes?
a) $64
b) $20
c) $74
d) $22
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