Addition and Subtraction Review 2 | Baamboozle - Baamboozle

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Luke wants to solve 25 + 47 using partial sums. He wrote:

Yes

Solve each fact and write a related subtraction fact: 9 + 8 =

9 + 8 = 17, 17 - 9 = 8, 17 - 8 = 9

How many cans did the students in grades 4 and 5 collect? Write an equation and solve.

95 + 194 = 289

Solve 296 + 463 by drawing base ten blocks or a number line, or by decomposing both addends.

759

Solve each fact and write a related subtraction fact: 8 + 2 =

8 + 2 = 10, 10 - 8 = 2, 10 - 2 = 8

Solve each fact and write a related subtraction fact: 10 + 7 =

10 + 7 = 17, 17 - 10 = 7, 17 - 7 = 10

Solve each fact and write a related subtraction fact: 8 + 8 =

8 + 5 = 13, 13 - 8 = 5, 13 - 5 = 8

Solve 175 + 335 by drawing base ten blocks or a number line, or by decomposing both addends.

510

Solve each fact and write a related subtraction fact: 9 + 9 =

9 + 9 = 18, 18 - 9 = 9

Lucy wants to solve 82 - 34 using partial differences. Which set of equations should she use to solve using this strategy?

82 - 30 and 52 - 4

How many more cans did third grade collect compared to fourth grade? Write an equation and solve.

591 - 95 = 497