Adding and Subtracting within 1,000

Solve 

____  $=$  197 $+$  346

Answer explanation

Remember, when adding, Mathematicians match place values and bundle groups of ten to the next highest place value when needed.

Tags

CCSS.2.NBT.B.5

Find the sum of 308 and 92.

Answer explanation

Remember, when adding, Mathematicians match place values and bundle groups of ten to the next highest place value when needed.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Which of the following is equal to 185?

• 100 $+$  85

• 35 $+$  48

• 200 $+$  85

Answer explanation

Remember, when adding, Mathematicians match place values and bundle groups of ten to the next highest place value when needed.

Tags

CCSS.2.NBT.A.3

Which equation is equivalent to 

122 $+$  196 ?

• 200 $+$  11 $+$  8

• 300 $+$  10 $+$  8

• 300 $+$  110 $+$  8

Answer explanation

Remember, when adding, Mathematicians match place values and bundle groups of ten to the next highest place value when needed.

Solve 

____  $=$  560 $-$  176

Answer explanation

Remember, when subtracting, mathematicians may need to unbundle a larger unit to get more of a smaller unit.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the difference between 445 and 168.

Answer explanation

Remember, when subtracting, mathematicians may need to unbundle a larger unit to get more of a smaller unit.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Choose the expression that is equal to 83. 

• 383 $-$  300

• 200 $-$ 100

• 183 $-$ 297

Answer explanation

Remember, when subtracting, mathematicians may need to unbundle a larger unit to get more of a smaller unit.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Which equation is equivalent to 

245 $-$  127 ?

• 245 $-$  127 $-$  27

• 127 $-$ 245

• 245 $-$ 100 $-$  20 $-$  7

Answer explanation

Remember, when subtracting, mathematicians may need to unbundle a larger unit to get more of a smaller unit.

Tags

CCSS.2.NBT.B.7