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Challenge Problems 1

Grade 4 · Bar Models · 5 problems

Directions: Use the bar model and equation to solve each word problem.

1.

Sam has 11 stickers. Jack has 17 stickers. Sam gives 9 to Jack. How many stickers do they have altogether now?

Bar model
11
17
Equation: 11 + 17 - 9 + 9 = 28
Answer:
2.

Emma has 14 marbles. Mia has 16 marbles. Emma gives 10 to Mia. How many marbles do they have altogether now?

Bar model
14
16
Equation: 14 + 16 - 10 + 10 = 30
Answer:
3.

Emma has 18 pencils. Max has 15 pencils. Emma gives 10 to Max. How many pencils do they have altogether now?

Bar model
18
15
Equation: 18 + 15 - 10 + 10 = 33
Answer:
4.

Emma has 21 cookies. Sam has 15 cookies. Emma gives 2 to Sam. How many cookies do they have altogether now?

Bar model
21
15
Equation: 21 + 15 - 2 + 2 = 36
Answer:
5.

Max has 25 crayons. Lisa has 14 crayons. Max gives 2 to Lisa. How many crayons do they have altogether now?

Bar model
25
14
Equation: 25 + 14 - 2 + 2 = 39
Answer:
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