Adding Two Digit by Two Digit with Regrouping

solve: 34 + 21 =

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Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Omar charged his card with 33 AED to buy from the school cafeteria. His dad recharges his card with 24 AED more. How much money does Omar have in his card now?

Tags

CCSS.2.NBT.B.7

______ is when you put ten ones into 1 ten

• regrouping

• adding

• subtracting

• counting

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

when we are adding 2-digit numbers, first we start by adding the ______

Tags

CCSS.2.NBT.B.7

Solve 24 + 16 =

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Tags

CCSS.2.OA.A.1

Alma had 17 pencils. Her mom buys her a new pack of pencils. This pack has 24 pencils inside. How many pencils does Alma have now?

Don't forget the: number sentence, explanation, and unit

Tags

CCSS.2.NBT.B.6

87+67=

• 168

• 134

• 190

• 154

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

74+47=

• 121

• 131

• 141

• 151

Tags

CCSS.2.NBT.B.5

55+47=

• 99

• 102

• 98

• 97

Tags

CCSS.2.NBT.B.5